56058161 has 4 divisors (see below), whose sum is σ = 56083824. Its totient is φ = 56032500.

The previous prime is 56058157. The next prime is 56058173. The reversal of 56058161 is 16185065.

It is a happy number.

56058161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56058161 - 2² = 56058157 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56058361) 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 3 ways as a sum of consecutive naturals, for example, 9215 + ... + 14036.

It is an arithmetic number, because the mean of its divisors is an integer number (14020956).

Almost surely, 2^56058161 is an apocalyptic number.

It is an amenable number.

56058161 is a deficient number, since it is larger than the sum of its proper divisors (25663).

56058161 is a wasteful number, since it uses less digits than its factorization.

56058161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25662.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 56058161 is about 7487.1998103430. The cubic root of 56058161 is about 382.7186407159.

The spelling of 56058161 in words is "fifty-six million, fifty-eight thousand, one hundred sixty-one".