11159479579 has 4 divisors (see below), whose sum is σ = 11284867080. Its totient is φ = 11034092080.

The previous prime is 11159479561. The next prime is 11159479621. The reversal of 11159479579 is 97597495111.

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 11159479579 - 2⁵ = 11159479547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11159479679) 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, 62693617 + ... + 62693794.

It is an arithmetic number, because the mean of its divisors is an integer number (2821216770).

Almost surely, 2^11159479579 is an apocalyptic number.

11159479579 is a deficient number, since it is larger than the sum of its proper divisors (125387501).

11159479579 is an equidigital number, since it uses as much as digits as its factorization.

11159479579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125387500.

The product of its digits is 3572100, while the sum is 58.

The spelling of 11159479579 in words is "eleven billion, one hundred fifty-nine million, four hundred seventy-nine thousand, five hundred seventy-nine".