Q: Is 1,231,635 a Prime Number?
A: No, 1,231,635 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 1231635 can be evenly divided by 1 3 5 15 47 141 235 705 1,747 5,241 8,735 26,205 82,109 246,327 410,545 and 1,231,635, with no remainder.
Since 1,231,635 cannot be divided by just 1 and 1,231,635, it is not a prime number.