56941943 has 4 divisors (see below), whose sum is σ = 57445968. Its totient is φ = 56437920.

The previous prime is 56941921. The next prime is 56941961. The reversal of 56941943 is 34914965.

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 56941943 - 2²⁰ = 55893367 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56941943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56941343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251843 + ... + 252068.

It is an arithmetic number, because the mean of its divisors is an integer number (14361492).

Almost surely, 2^56941943 is an apocalyptic number.

56941943 is a deficient number, since it is larger than the sum of its proper divisors (504025).

56941943 is a wasteful number, since it uses less digits than its factorization.

56941943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504024.

The product of its digits is 116640, while the sum is 41.

The square root of 56941943 is about 7545.9885369645. The cubic root of 56941943 is about 384.7194065009.

The spelling of 56941943 in words is "fifty-six million, nine hundred forty-one thousand, nine hundred forty-three".