Q: Is 1,321,678 a Prime Number?
A: No, 1,321,678 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 1321678 can be evenly divided by 1 2 19 38 34,781 69,562 660,839 and 1,321,678, with no remainder.
Since 1,321,678 cannot be divided by just 1 and 1,321,678, it is not a prime number.