Q: Is 135,815 a Prime Number?
A: No, 135,815 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 135815 can be evenly divided by 1 5 23 115 1,181 5,905 27,163 and 135,815, with no remainder.
Since 135,815 cannot be divided by just 1 and 135,815, it is not a prime number.