11640679 has 8 divisors (see below), whose sum is σ = 12051648. Its totient is φ = 11235840.

The previous prime is 11640677. The next prime is 11640689. The reversal of 11640679 is 97604611.

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 11640679 - 2¹ = 11640677 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 (11640677) 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, 2514 + ... + 5440.

It is an arithmetic number, because the mean of its divisors is an integer number (1506456).

Almost surely, 2^11640679 is an apocalyptic number.

11640679 is a deficient number, since it is larger than the sum of its proper divisors (410969).

11640679 is an equidigital number, since it uses as much as digits as its factorization.

11640679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 11640679 is about 3411.8439296076. The cubic root of 11640679 is about 226.6345429774.

The spelling of 11640679 in words is "eleven million, six hundred forty thousand, six hundred seventy-nine".