Q: Is 545 a Prime Number?
A: No, 545 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 545 can be evenly divided by 1 5 109 and 545, with no remainder.
Since 545 cannot be divided by just 1 and 545, it is not a prime number.