11166258923 has 8 divisors (see below), whose sum is σ = 11349595488. Its totient is φ = 10983743424.

The previous prime is 11166258913. The next prime is 11166258947. The reversal of 11166258923 is 32985266111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11166258923 - 2⁸ = 11166258667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11166258913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177815 + ... + 232272.

It is an arithmetic number, because the mean of its divisors is an integer number (1418699436).

Almost surely, 2^11166258923 is an apocalyptic number.

11166258923 is a deficient number, since it is larger than the sum of its proper divisors (183336565).

11166258923 is an equidigital number, since it uses as much as digits as its factorization.

11166258923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410533.

The product of its digits is 155520, while the sum is 44.

The spelling of 11166258923 in words is "eleven billion, one hundred sixty-six million, two hundred fifty-eight thousand, nine hundred twenty-three".