11166335023 has 4 divisors (see below), whose sum is σ = 11166548760. Its totient is φ = 11166121288.

The previous prime is 11166335003. The next prime is 11166335041. The reversal of 11166335023 is 32053366111.

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 11166335023 - 2²⁵ = 11132780591 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 (11166335003) 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, 29508 + ... + 152326.

It is an arithmetic number, because the mean of its divisors is an integer number (2791637190).

Almost surely, 2^11166335023 is an apocalyptic number.

11166335023 is a deficient number, since it is larger than the sum of its proper divisors (213737).

11166335023 is an equidigital number, since it uses as much as digits as its factorization.

11166335023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213736.

The product of its (nonzero) digits is 9720, while the sum is 31.

The spelling of 11166335023 in words is "eleven billion, one hundred sixty-six million, three hundred thirty-five thousand, twenty-three".