Q: Is 397,197 a Prime Number?
A: No, 397,197 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 397197 can be evenly divided by 1 3 9 27 47 141 313 423 939 1,269 2,817 8,451 14,711 44,133 132,399 and 397,197, with no remainder.
Since 397,197 cannot be divided by just 1 and 397,197, it is not a prime number.