Q: Is 1,407,609 a Prime Number?
A: No, 1,407,609 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 1407609 can be evenly divided by 1 3 7 9 21 63 22,343 67,029 156,401 201,087 469,203 and 1,407,609, with no remainder.
Since 1,407,609 cannot be divided by just 1 and 1,407,609, it is not a prime number.