Q: Is 1,020,635 a Prime Number?
A: No, 1,020,635 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 1020635 can be evenly divided by 1 5 7 11 35 55 77 121 241 385 605 847 1,205 1,687 2,651 4,235 8,435 13,255 18,557 29,161 92,785 145,805 204,127 and 1,020,635, with no remainder.
Since 1,020,635 cannot be divided by just 1 and 1,020,635, it is not a prime number.