55613103 has 64 divisors (see below), whose sum is σ = 101025792. Its totient is φ = 26357760.

The previous prime is 55613083. The next prime is 55613111. The reversal of 55613103 is 30131655.

It is not a de Polignac number, because 55613103 - 2¹⁴ = 55596719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55613113) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 106483 + ... + 107003.

It is an arithmetic number, because the mean of its divisors is an integer number (1578528).

Almost surely, 2^55613103 is an apocalyptic number.

55613103 is a deficient number, since it is larger than the sum of its proper divisors (45412689).

55613103 is a wasteful number, since it uses less digits than its factorization.

55613103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 55613103 is about 7457.4193257453. The cubic root of 55613103 is about 381.7031194776.

Adding to 55613103 its reverse (30131655), we get a palindrome (85744758).

The spelling of 55613103 in words is "fifty-five million, six hundred thirteen thousand, one hundred three".