11052105055 has 4 divisors (see below), whose sum is σ = 13262526072. Its totient is φ = 8841684040.

The previous prime is 11052105047. The next prime is 11052105067. The reversal of 11052105055 is 55050125011.

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

It is not a de Polignac number, because 11052105055 - 2³ = 11052105047 is a prime.

It is a super-2 number, since 2×11052105055² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1105210501 + ... + 1105210510.

It is an arithmetic number, because the mean of its divisors is an integer number (3315631518).

Almost surely, 2^11052105055 is an apocalyptic number.

11052105055 is a deficient number, since it is larger than the sum of its proper divisors (2210421017).

11052105055 is an equidigital number, since it uses as much as digits as its factorization.

11052105055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2210421016.

The product of its (nonzero) digits is 1250, while the sum is 25.

The spelling of 11052105055 in words is "eleven billion, fifty-two million, one hundred five thousand, fifty-five".