Q: Is 1,404,009 a Prime Number?
A: No, 1,404,009 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 1404009 can be evenly divided by 1 3 9 73 219 657 2,137 6,411 19,233 156,001 468,003 and 1,404,009, with no remainder.
Since 1,404,009 cannot be divided by just 1 and 1,404,009, it is not a prime number.