55107 has 16 divisors (see below), whose sum is σ = 88480. Its totient is φ = 33696.

The previous prime is 55103. The next prime is 55109. The reversal of 55107 is 70155.

55107 = 59² + 60² + ... + 71².

It is a happy number.

It is not a de Polignac number, because 55107 - 2² = 55103 is a prime.

It is a Duffinian number.

55107 is a lucky number.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 55107.

It is not an unprimeable number, because it can be changed into a prime (55103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273 + ... + 429.

It is an arithmetic number, because the mean of its divisors is an integer number (5530).

2⁵⁵¹⁰⁷ is an apocalyptic number.

55107 is a deficient number, since it is larger than the sum of its proper divisors (33373).

55107 is a wasteful number, since it uses less digits than its factorization.

55107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 175, while the sum is 18.

The square root of 55107 is about 234.7488019139. The cubic root of 55107 is about 38.0541702027.

It can be divided in two parts, 55 and 107, that multiplied together give a palindrome (5885).

The spelling of 55107 in words is "fifty-five thousand, one hundred seven".