11618679 has 4 divisors (see below), whose sum is σ = 15491576. Its totient is φ = 7745784.

The previous prime is 11618641. The next prime is 11618681. The reversal of 11618679 is 97681611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97681611 = 3 ⋅32560537.

It is not a de Polignac number, because 11618679 - 2¹⁷ = 11487607 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 (11618639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1936444 + ... + 1936449.

It is an arithmetic number, because the mean of its divisors is an integer number (3872894).

Almost surely, 2^11618679 is an apocalyptic number.

11618679 is a deficient number, since it is larger than the sum of its proper divisors (3872897).

11618679 is an equidigital number, since it uses as much as digits as its factorization.

11618679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3872896.

The product of its digits is 18144, while the sum is 39.

The square root of 11618679 is about 3408.6183417919. The cubic root of 11618679 is about 226.4916789092.

The spelling of 11618679 in words is "eleven million, six hundred eighteen thousand, six hundred seventy-nine".