56943171 has 24 divisors (see below), whose sum is σ = 87498320. Its totient is φ = 35582976.

The previous prime is 56943169. The next prime is 56943191. The reversal of 56943171 is 17134965.

It is not a de Polignac number, because 56943171 - 2¹ = 56943169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56943191) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14871 + ... + 18303.

Almost surely, 2^56943171 is an apocalyptic number.

56943171 is a deficient number, since it is larger than the sum of its proper divisors (30555149).

56943171 is a wasteful number, since it uses less digits than its factorization.

56943171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555 (or 3552 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 56943171 is about 7546.0699042614. The cubic root of 56943171 is about 384.7221720783.

The spelling of 56943171 in words is "fifty-six million, nine hundred forty-three thousand, one hundred seventy-one".