Reverse Number in Java Programming

Write a program to accept any number and display the Reverse of that number  

Example :  Input    -   5971 

                  Output   -  1795                            

import java.util.*;

class  ReverseNo

{

    public static void main(String[] args)

    {

         int rem ;

         int rev = 0 ;

        Scanner sk = new Scanner(System.in);

        System.out.print("Enter number: ");

        int n = sk.nextInt();     

        while (n != 0)

        {

            rem = n % 10;

            rev = rev * 10 + rem ;

            n = n / 10;

        }

        System.out.println(" Reverse number is " +rev);          

    }

}