Q: Is 972,531 a Prime Number?
A: No, 972,531 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 972531 can be evenly divided by 1 3 7 9 21 43 63 129 301 359 387 903 1,077 2,513 2,709 3,231 7,539 15,437 22,617 46,311 108,059 138,933 324,177 and 972,531, with no remainder.
Since 972,531 cannot be divided by just 1 and 972,531, it is not a prime number.