Java Programs to Reverse a Numbers ?

Below example shows how to reverse a number using numeric operations. 

public class ReverseNumbers {

public static void reverse(int num){
int reverse = 0;
while(num != 0){
reverse = (reverse*10)+(num%10);
num = num/10;
}
System.out.println("REVERSE : "+reverse);
}
public static void main(String[] args) {
ReverseNumbers.reverse(123);
ReverseNumbers.reverse(1425);
}

}
Program Output :-
REVERSE : 321
REVERSE : 5241