Q: Is 135,199 a Prime Number?
A: No, 135,199 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 135199 can be evenly divided by 1 353 383 and 135,199, with no remainder.
Since 135,199 cannot be divided by just 1 and 135,199, it is not a prime number.