Q: Is 4,359,509 a Prime Number?
A: No, 4,359,509 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 4359509 can be evenly divided by 1 7 11 77 121 847 5,147 36,029 56,617 396,319 622,787 and 4,359,509, with no remainder.
Since 4,359,509 cannot be divided by just 1 and 4,359,509, it is not a prime number.