Q: Is 18,135 a Prime Number?
A: No, 18,135 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 18135 can be evenly divided by 1 3 5 9 13 15 31 39 45 65 93 117 155 195 279 403 465 585 1,209 1,395 2,015 3,627 6,045 and 18,135, with no remainder.
Since 18,135 cannot be divided by just 1 and 18,135, it is not a prime number.