Q: Is 1,311,009 a Prime Number?
A: No, 1,311,009 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 1311009 can be evenly divided by 1 3 7 21 163 383 489 1,141 1,149 2,681 3,423 8,043 62,429 187,287 437,003 and 1,311,009, with no remainder.
Since 1,311,009 cannot be divided by just 1 and 1,311,009, it is not a prime number.