Q: Is 109,143 a Prime Number?
A: No, 109,143 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 109143 can be evenly divided by 1 3 9 67 181 201 543 603 1,629 12,127 36,381 and 109,143, with no remainder.
Since 109,143 cannot be divided by just 1 and 109,143, it is not a prime number.