55943113 has 4 divisors (see below), whose sum is σ = 57133440. Its totient is φ = 54752788.

The previous prime is 55943099. The next prime is 55943137. The reversal of 55943113 is 31134955.

It is a happy number.

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 55943113 - 2⁵ = 55943081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55946113) 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, 595093 + ... + 595186.

It is an arithmetic number, because the mean of its divisors is an integer number (14283360).

Almost surely, 2^55943113 is an apocalyptic number.

It is an amenable number.

55943113 is a deficient number, since it is larger than the sum of its proper divisors (1190327).

55943113 is a wasteful number, since it uses less digits than its factorization.

55943113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190326.

The product of its digits is 8100, while the sum is 31.

The square root of 55943113 is about 7479.5128852085. The cubic root of 55943113 is about 382.4566439531.

The spelling of 55943113 in words is "fifty-five million, nine hundred forty-three thousand, one hundred thirteen".