55595903 has 4 divisors (see below), whose sum is σ = 60650088. Its totient is φ = 50541720.

The previous prime is 55595893. The next prime is 55595909. The reversal of 55595903 is 30959555.

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 55595903 - 2¹² = 55591807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55595909) 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, 2527076 + ... + 2527097.

It is an arithmetic number, because the mean of its divisors is an integer number (15162522).

Almost surely, 2^55595903 is an apocalyptic number.

55595903 is a deficient number, since it is larger than the sum of its proper divisors (5054185).

55595903 is a wasteful number, since it uses less digits than its factorization.

55595903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5054184.

The product of its (nonzero) digits is 151875, while the sum is 41.

The square root of 55595903 is about 7456.2660226148. The cubic root of 55595903 is about 381.6637644201.

The spelling of 55595903 in words is "fifty-five million, five hundred ninety-five thousand, nine hundred three".