Write a program to Reverse a Number in Java

Use the below given code to reverse a number in Java.

Code:

 public class ReverseNumber {  
      public static void main(String args[])  
      {   
           System.out.println("Number after reverse :"+reverseNum(12345));  
      }  
      public static int reverseNum(int num)  
      {  
           int reverse=0;  
           while(num>0)  
           {  
           reverse=reverse*10 + num%10;  
           num=num/10;  
           }  
           return reverse;  
      }  
 }  

Output :
Number after reverse :54321