Q: Is 1,404,609 a Prime Number?
A: No, 1,404,609 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 1404609 can be evenly divided by 1 3 83 249 5,641 16,923 468,203 and 1,404,609, with no remainder.
Since 1,404,609 cannot be divided by just 1 and 1,404,609, it is not a prime number.