55013883 has 4 divisors (see below), whose sum is σ = 73351848. Its totient is φ = 36675920.

The previous prime is 55013879. The next prime is 55013897. The reversal of 55013883 is 38831055.

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 55013883 - 2² = 55013879 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55013183) 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, 9168978 + ... + 9168983.

It is an arithmetic number, because the mean of its divisors is an integer number (18337962).

Almost surely, 2^55013883 is an apocalyptic number.

55013883 is a deficient number, since it is larger than the sum of its proper divisors (18337965).

55013883 is a wasteful number, since it uses less digits than its factorization.

55013883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18337964.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 55013883 is about 7417.1344197068. The cubic root of 55013883 is about 380.3272411958.

The spelling of 55013883 in words is "fifty-five million, thirteen thousand, eight hundred eighty-three".