Q: Is 509,043 a Prime Number?
A: No, 509,043 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 509043 can be evenly divided by 1 3 169,681 and 509,043, with no remainder.
Since 509,043 cannot be divided by just 1 and 509,043, it is not a prime number.