In this program, I will share to how to write a Java program to reverse any given number. When you execute this program, it asks you to enter any number and then it will reverse that number and print as output.

Reverse Number Program in Java Programming Language

Copy the below program and execute it to any number with the help of Java programming language.

import java.util.Scanner;

class ReverseNumber

{

public static void main(String args[])

{

int n, reverse = 0;

System.out.println("Please enter any number to reverse:");

Scanner in = new Scanner(System.in);

n = in.nextInt();

while( n != 0 )

{

reverse = reverse * 10;

reverse = reverse + n%10;

n = n/10;

}

System.out.println("The reversed number is: "+reverse);

}

Program Output

Please enter any number to reverse:
45
The reversed number is:54

Prem Tiwari

Prem Tiwari is the founder of FreeWebMentor.com and also a professional developer and a blogger by hobby.

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Reverse Number Program in Java Programming Language