Q: Is 1,321,125 a Prime Number?
A: No, 1,321,125 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 1321125 can be evenly divided by 1 3 5 13 15 25 39 65 75 125 195 271 325 375 813 975 1,355 1,625 3,523 4,065 4,875 6,775 10,569 17,615 20,325 33,875 52,845 88,075 101,625 264,225 440,375 and 1,321,125, with no remainder.
Since 1,321,125 cannot be divided by just 1 and 1,321,125, it is not a prime number.