56173171 has 8 divisors (see below), whose sum is σ = 56700864. Its totient is φ = 55648320.

The previous prime is 56173129. The next prime is 56173189. The reversal of 56173171 is 17137165.

56173171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56173171 - 2⁹ = 56172659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56173571) 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 in 7 ways as a sum of consecutive naturals, for example, 61206 + ... + 62116.

It is an arithmetic number, because the mean of its divisors is an integer number (7087608).

Almost surely, 2^56173171 is an apocalyptic number.

56173171 is a deficient number, since it is larger than the sum of its proper divisors (527693).

56173171 is a wasteful number, since it uses less digits than its factorization.

56173171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421.

The product of its digits is 4410, while the sum is 31.

The square root of 56173171 is about 7494.8763165245. The cubic root of 56173171 is about 382.9801929007.

The spelling of 56173171 in words is "fifty-six million, one hundred seventy-three thousand, one hundred seventy-one".