Q: Is 551,061 a Prime Number?
A: No, 551,061 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 551061 can be evenly divided by 1 3 7 9 21 63 8,747 26,241 61,229 78,723 183,687 and 551,061, with no remainder.
Since 551,061 cannot be divided by just 1 and 551,061, it is not a prime number.