5518055 has 4 divisors (see below), whose sum is σ = 6621672. Its totient is φ = 4414440.

The previous prime is 5518043. The next prime is 5518099. The reversal of 5518055 is 5508155.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5518055 - 2⁶ = 5517991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 551801 + ... + 551810.

It is an arithmetic number, because the mean of its divisors is an integer number (1655418).

Almost surely, 2^5518055 is an apocalyptic number.

5518055 is a deficient number, since it is larger than the sum of its proper divisors (1103617).

5518055 is a wasteful number, since it uses less digits than its factorization.

5518055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103616.

The product of its (nonzero) digits is 5000, while the sum is 29.

The square root of 5518055 is about 2349.0540649376. The cubic root of 5518055 is about 176.7103586409.

The spelling of 5518055 in words is "five million, five hundred eighteen thousand, fifty-five".