Q: Is 135 a Prime Number?
A: No, 135 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 135 can be evenly divided by 1 3 5 9 15 27 45 and 135, with no remainder.
Since 135 cannot be divided by just 1 and 135, it is not a prime number.