Q: Is 977,621 a Prime Number?
A: No, 977,621 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 977621 can be evenly divided by 1 109 8,969 and 977,621, with no remainder.
Since 977,621 cannot be divided by just 1 and 977,621, it is not a prime number.