56053171 has 4 divisors (see below), whose sum is σ = 57110832. Its totient is φ = 54995512.

The previous prime is 56053159. The next prime is 56053181. The reversal of 56053171 is 17135065.

56053171 = 3054² + 3055² + ... + 3059².

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56053171 - 2¹³ = 56044979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56053121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528751 + ... + 528856.

It is an arithmetic number, because the mean of its divisors is an integer number (14277708).

Almost surely, 2^56053171 is an apocalyptic number.

56053171 is a deficient number, since it is larger than the sum of its proper divisors (1057661).

56053171 is a wasteful number, since it uses less digits than its factorization.

56053171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057660.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 56053171 is about 7486.8665675301. The cubic root of 56053171 is about 382.7072845182.

The spelling of 56053171 in words is "fifty-six million, fifty-three thousand, one hundred seventy-one".