142857 is a cyclic number, the numbers of which always appear in the same order but rotated around when multiplied by any number from 1 to 6.
142857 * 2 = 285714
142857 * 3 = 428571
142857 * 4 = 571428
142857 * 5 = 714285
142857 * 6 = 857142
"LIKE THE CREST OF A PEACOCK , SO IS MATHEMATICS AT THE HEAD OF ALL KNOWLEDGE"
153 = 1^3 + 5^3 + 3^3
370 = 3^3 + 7^3 + 0^3
371 = 3^3 + 7^3 + 1^3
407 = 4^3 + 0^3 + 7^3
e^i*pi + 1 = 0