56251171 has 2 divisors, whose sum is σ = 56251172. Its totient is φ = 56251170.

The previous prime is 56251159. The next prime is 56251177. The reversal of 56251171 is 17115265.

56251171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56251171 - 2⁷ = 56251043 is a prime.

It is not a weakly prime, because it can be changed into another prime (56251177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28125585 + 28125586.

It is an arithmetic number, because the mean of its divisors is an integer number (28125586).

Almost surely, 2^56251171 is an apocalyptic number.

56251171 is a deficient number, since it is larger than the sum of its proper divisors (1).

56251171 is an equidigital number, since it uses as much as digits as its factorization.

56251171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2100, while the sum is 28.

The square root of 56251171 is about 7500.0780662604. The cubic root of 56251171 is about 383.1573749882.

The spelling of 56251171 in words is "fifty-six million, two hundred fifty-one thousand, one hundred seventy-one".