5605105553 has 4 divisors (see below), whose sum is σ = 5616249408. Its totient is φ = 5593961700.

The previous prime is 5605105511. The next prime is 5605105591. The reversal of 5605105553 is 3555015065.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5605105553 - 2¹⁰ = 5605104529 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5601105553) 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, 5571173 + ... + 5572178.

It is an arithmetic number, because the mean of its divisors is an integer number (1404062352).

Almost surely, 2^5605105553 is an apocalyptic number.

It is an amenable number.

5605105553 is a deficient number, since it is larger than the sum of its proper divisors (11143855).

5605105553 is a wasteful number, since it uses less digits than its factorization.

5605105553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11143854.

The product of its (nonzero) digits is 56250, while the sum is 35.

The square root of 5605105553 is about 74867.2528746714. The cubic root of 5605105553 is about 1776.3475111014.

The spelling of 5605105553 in words is "five billion, six hundred five million, one hundred five thousand, five hundred fifty-three".