Q: Is 978,647 a Prime Number?
A: Yes, 978,647 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 978647 can be evenly divided by 1 and 978,647, with no remainder.
Since 978,647 can be divided by just 1 and 978,647, it is a prime number.