54503291 has 2 divisors, whose sum is σ = 54503292. Its totient is φ = 54503290.

The previous prime is 54503287. The next prime is 54503297. The reversal of 54503291 is 19230545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54503291 - 2² = 54503287 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54503297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27251645 + 27251646.

It is an arithmetic number, because the mean of its divisors is an integer number (27251646).

Almost surely, 2^54503291 is an apocalyptic number.

54503291 is a deficient number, since it is larger than the sum of its proper divisors (1).

54503291 is an equidigital number, since it uses as much as digits as its factorization.

54503291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 54503291 is about 7382.6344213973. The cubic root of 54503291 is about 379.1469576735.

The spelling of 54503291 in words is "fifty-four million, five hundred three thousand, two hundred ninety-one".