11814691 has 8 divisors (see below), whose sum is σ = 13731840. Its totient is φ = 9954888.

The previous prime is 11814679. The next prime is 11814701. The reversal of 11814691 is 19641811.

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 11814691 - 2⁵ = 11814659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11814631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13891 + ... + 14716.

It is an arithmetic number, because the mean of its divisors is an integer number (1716480).

Almost surely, 2^11814691 is an apocalyptic number.

11814691 is a deficient number, since it is larger than the sum of its proper divisors (1917149).

11814691 is an equidigital number, since it uses as much as digits as its factorization.

11814691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28673.

The product of its digits is 1728, while the sum is 31.

The square root of 11814691 is about 3437.2505000363. The cubic root of 11814691 is about 227.7582527957.

The spelling of 11814691 in words is "eleven million, eight hundred fourteen thousand, six hundred ninety-one".