A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 9714180 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 101 105 140 202 210 229 303 404 420 458 505 606 687 707 916 1,010 1,145 1,212 1,374 1,414 1,515 1,603 2,020 2,121 2,290 2,748 2,828 3,030 3,206 3,435 3,535 4,242 4,580 4,809 6,060 6,412 6,870 7,070 8,015 8,484 9,618 10,605 13,740 14,140 16,030 19,236 21,210 23,129 24,045 32,060 42,420 46,258 48,090 69,387 92,516 96,180 115,645 138,774 161,903 231,290 277,548 323,806 346,935 462,580 485,709 647,612 693,870 809,515 971,418 1,387,740 1,619,030 1,942,836 2,428,545 3,238,060 4,857,090 and 9,714,180, with no remainder.
Since 9,714,180 cannot be divided by just 1 and 9,714,180, it is not a prime number.