5453

5453 = 7 x 19 x 41.

5453 is a potential magic constant of a 7 x 7 magic square composed of consecutive primes (A188536).

5453 is a number such that the number of 3s in base 5 is 4 (A043364): 133303.

5453 divides 83⁶ - 1.

Source: OEIS