55585103 has 8 divisors (see below), whose sum is σ = 63571872. Its totient is φ = 47609856.

The previous prime is 55585099. The next prime is 55585133. The reversal of 55585103 is 30158555.

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

It is not a de Polignac number, because 55585103 - 2² = 55585099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55585103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55585133) 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, 14351 + ... + 17807.

It is an arithmetic number, because the mean of its divisors is an integer number (7946484).

Almost surely, 2^55585103 is an apocalyptic number.

55585103 is a deficient number, since it is larger than the sum of its proper divisors (7986769).

55585103 is a wasteful number, since it uses less digits than its factorization.

55585103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5761.

The product of its (nonzero) digits is 15000, while the sum is 32.

The square root of 55585103 is about 7455.5417643522. The cubic root of 55585103 is about 381.6390489562.

It can be divided in two parts, 555 and 85103, that added together give a palindrome (85658).

The spelling of 55585103 in words is "fifty-five million, five hundred eighty-five thousand, one hundred three".