Q: Is 978,121 a Prime Number?
A: No, 978,121 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 978121 can be evenly divided by 1 23 43 529 989 1,849 22,747 42,527 and 978,121, with no remainder.
Since 978,121 cannot be divided by just 1 and 978,121, it is not a prime number.