Q: Is 1,128,087 a Prime Number?
A: No, 1,128,087 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 1128087 can be evenly divided by 1 3 9 19 27 57 81 171 513 733 1,539 2,199 6,597 13,927 19,791 41,781 59,373 125,343 376,029 and 1,128,087, with no remainder.
Since 1,128,087 cannot be divided by just 1 and 1,128,087, it is not a prime number.