Q: Is 1,145,536 a Prime Number?
A: No, 1,145,536 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 1145536 can be evenly divided by 1 2 4 7 8 14 16 28 32 56 64 112 224 448 2,557 5,114 10,228 17,899 20,456 35,798 40,912 71,596 81,824 143,192 163,648 286,384 572,768 and 1,145,536, with no remainder.
Since 1,145,536 cannot be divided by just 1 and 1,145,536, it is not a prime number.