Q: Is 1,231,519 a Prime Number?
A: No, 1,231,519 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 1231519 can be evenly divided by 1 127 9,697 and 1,231,519, with no remainder.
Since 1,231,519 cannot be divided by just 1 and 1,231,519, it is not a prime number.