The number 1,157,760 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 67 72 80 90 96 108 120 128 134 135 144 160 180 192 201 216 240 268 270 288 320 335 360 384 402 432 480 536 540 576 603 640 670 720 804 864 960 1,005 1,072 1,080 1,152 1,206 1,340 1,440 1,608 1,728 1,809 1,920 2,010 2,144 2,160 2,412 2,680 2,880 3,015 3,216 3,456 3,618 4,020 4,288 4,320 4,824 5,360 5,760 6,030 6,432 7,236 8,040 8,576 8,640 9,045 9,648 10,720 12,060 12,864 14,472 16,080 17,280 18,090 19,296 21,440 24,120 25,728 28,944 32,160 36,180 38,592 42,880 48,240 57,888 64,320 72,360 77,184 96,480 115,776 128,640 144,720 192,960 231,552 289,440 385,920 578,880 and 1,157,760, with no remainder.
Since 1,157,760 cannot be divided by just 1 and 1,157,760, it is a composite number.