5605505111 has 4 divisors (see below), whose sum is σ = 5608314072. Its totient is φ = 5602696152.

The previous prime is 5605505089. The next prime is 5605505123. The reversal of 5605505111 is 1115055065.

It is a happy number.

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 5605505111 - 2²⁶ = 5538396247 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 (5605505131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1401485 + ... + 1405478.

It is an arithmetic number, because the mean of its divisors is an integer number (1402078518).

Almost surely, 2^5605505111 is an apocalyptic number.

5605505111 is a deficient number, since it is larger than the sum of its proper divisors (2808961).

5605505111 is a wasteful number, since it uses less digits than its factorization.

5605505111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808960.

The product of its (nonzero) digits is 3750, while the sum is 29.

The square root of 5605505111 is about 74869.9212701603. The cubic root of 5605505111 is about 1776.3897188700.

The spelling of 5605505111 in words is "five billion, six hundred five million, five hundred five thousand, one hundred eleven".