Q: Is 1,203,142 a Prime Number?
A: No, 1,203,142 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 1203142 can be evenly divided by 1 2 109 218 5,519 11,038 601,571 and 1,203,142, with no remainder.
Since 1,203,142 cannot be divided by just 1 and 1,203,142, it is not a prime number.