Q: Is 191,109 a Prime Number?
A: No, 191,109 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 191109 can be evenly divided by 1 3 63,703 and 191,109, with no remainder.
Since 191,109 cannot be divided by just 1 and 191,109, it is not a prime number.