11631679 has 4 divisors (see below), whose sum is σ = 11658976. Its totient is φ = 11604384.

The previous prime is 11631647. The next prime is 11631713. The reversal of 11631679 is 97613611.

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 11631679 - 2⁵ = 11631647 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 (11631619) 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, 12999 + ... + 13864.

It is an arithmetic number, because the mean of its divisors is an integer number (2914744).

Almost surely, 2^11631679 is an apocalyptic number.

11631679 is a deficient number, since it is larger than the sum of its proper divisors (27297).

11631679 is an equidigital number, since it uses as much as digits as its factorization.

11631679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27296.

The product of its digits is 6804, while the sum is 34.

The square root of 11631679 is about 3410.5247396845. The cubic root of 11631679 is about 226.5761203607.

The spelling of 11631679 in words is "eleven million, six hundred thirty-one thousand, six hundred seventy-nine".