11577679 has 4 divisors (see below), whose sum is σ = 11644776. Its totient is φ = 11510584.

The previous prime is 11577673. The next prime is 11577689. The reversal of 11577679 is 97677511.

It is a happy number.

11577679 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97677511 = 389 ⋅251099.

It is a cyclic number.

It is not a de Polignac number, because 11577679 - 2⁵ = 11577647 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 (11577673) 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, 33289 + ... + 33634.

It is an arithmetic number, because the mean of its divisors is an integer number (2911194).

Almost surely, 2^11577679 is an apocalyptic number.

11577679 is a deficient number, since it is larger than the sum of its proper divisors (67097).

11577679 is an equidigital number, since it uses as much as digits as its factorization.

11577679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67096.

The product of its digits is 92610, while the sum is 43.

The square root of 11577679 is about 3402.5988596953. The cubic root of 11577679 is about 226.2249502704.

It can be divided in two parts, 1157767 and 9, that added together give a square (1157776 = 1076²).

The spelling of 11577679 in words is "eleven million, five hundred seventy-seven thousand, six hundred seventy-nine".