Q: Is 133,564 a Prime Number?
A: No, 133,564 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 133564 can be evenly divided by 1 2 4 33,391 66,782 and 133,564, with no remainder.
Since 133,564 cannot be divided by just 1 and 133,564, it is not a prime number.