Q: Is 129,143 a Prime Number?
A: No, 129,143 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 129143 can be evenly divided by 1 7 19 133 971 6,797 18,449 and 129,143, with no remainder.
Since 129,143 cannot be divided by just 1 and 129,143, it is not a prime number.