The number 1,170,960 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 17 20 21 24 28 30 34 35 40 41 42 48 51 56 60 68 70 80 82 84 85 102 105 112 119 120 123 136 140 164 168 170 204 205 210 238 240 246 255 272 280 287 328 336 340 357 408 410 420 476 492 510 560 574 595 615 656 680 697 714 816 820 840 861 952 984 1,020 1,148 1,190 1,230 1,360 1,394 1,428 1,435 1,640 1,680 1,722 1,785 1,904 1,968 2,040 2,091 2,296 2,380 2,460 2,788 2,856 2,870 3,280 3,444 3,485 3,570 4,080 4,182 4,305 4,592 4,760 4,879 4,920 5,576 5,712 5,740 6,888 6,970 7,140 8,364 8,610 9,520 9,758 9,840 10,455 11,152 11,480 13,776 13,940 14,280 14,637 16,728 17,220 19,516 20,910 22,960 24,395 27,880 28,560 29,274 33,456 34,440 39,032 41,820 48,790 55,760 58,548 68,880 73,185 78,064 83,640 97,580 117,096 146,370 167,280 195,160 234,192 292,740 390,320 585,480 and 1,170,960, with no remainder.
Since 1,170,960 cannot be divided by just 1 and 1,170,960, it is a composite number.