55813183 has 8 divisors (see below), whose sum is σ = 57288528. Its totient is φ = 54345984.

The previous prime is 55813181. The next prime is 55813201. The reversal of 55813183 is 38131855.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55813183 - 2¹ = 55813181 is a prime.

It is a super-2 number, since 2×55813183² = 6230222793182978, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55813181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13341 + ... + 17017.

It is an arithmetic number, because the mean of its divisors is an integer number (7161066).

Almost surely, 2^55813183 is an apocalyptic number.

55813183 is a deficient number, since it is larger than the sum of its proper divisors (1475345).

55813183 is a wasteful number, since it uses less digits than its factorization.

55813183 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4073.

The product of its digits is 14400, while the sum is 34.

The square root of 55813183 is about 7470.8221100492. The cubic root of 55813183 is about 382.1603244136.

The spelling of 55813183 in words is "fifty-five million, eight hundred thirteen thousand, one hundred eighty-three".