54805271 has 2 divisors, whose sum is σ = 54805272. Its totient is φ = 54805270.

The previous prime is 54805259. The next prime is 54805279. The reversal of 54805271 is 17250845.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54805271 - 2¹⁸ = 54543127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54805279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27402635 + 27402636.

It is an arithmetic number, because the mean of its divisors is an integer number (27402636).

Almost surely, 2^54805271 is an apocalyptic number.

54805271 is a deficient number, since it is larger than the sum of its proper divisors (1).

54805271 is an equidigital number, since it uses as much as digits as its factorization.

54805271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 54805271 is about 7403.0582194118. The cubic root of 54805271 is about 379.8459001208.

The spelling of 54805271 in words is "fifty-four million, eight hundred five thousand, two hundred seventy-one".