11255606111 has 4 divisors (see below), whose sum is σ = 11320667592. Its totient is φ = 11190544632.

The previous prime is 11255606081. The next prime is 11255606119. The reversal of 11255606111 is 11160655211.

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 11255606111 - 2¹⁰ = 11255605087 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 (11255606119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32530481 + ... + 32530826.

It is an arithmetic number, because the mean of its divisors is an integer number (2830166898).

Almost surely, 2^11255606111 is an apocalyptic number.

11255606111 is a deficient number, since it is larger than the sum of its proper divisors (65061481).

11255606111 is an equidigital number, since it uses as much as digits as its factorization.

11255606111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65061480.

The product of its (nonzero) digits is 1800, while the sum is 29.

The spelling of 11255606111 in words is "eleven billion, two hundred fifty-five million, six hundred six thousand, one hundred eleven".