Q: Is 561,077 a Prime Number?
A: No, 561,077 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 561077 can be evenly divided by 1 11 121 4,637 51,007 and 561,077, with no remainder.
Since 561,077 cannot be divided by just 1 and 561,077, it is not a prime number.