Q: Is 1,187,518 a Prime Number?
A: No, 1,187,518 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 1187518 can be evenly divided by 1 2 17 34 53 106 659 901 1,318 1,802 11,203 22,406 34,927 69,854 593,759 and 1,187,518, with no remainder.
Since 1,187,518 cannot be divided by just 1 and 1,187,518, it is not a prime number.