11690885 has 8 divisors (see below), whose sum is σ = 14051616. Its totient is φ = 9337680.

The previous prime is 11690881. The next prime is 11690891. The reversal of 11690885 is 58809611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11690885 - 2² = 11690881 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 (11690881) 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, 2450 + ... + 5420.

It is an arithmetic number, because the mean of its divisors is an integer number (1756452).

Almost surely, 2^11690885 is an apocalyptic number.

It is an amenable number.

11690885 is a deficient number, since it is larger than the sum of its proper divisors (2360731).

11690885 is an equidigital number, since it uses as much as digits as its factorization.

11690885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3763.

The product of its (nonzero) digits is 17280, while the sum is 38.

The square root of 11690885 is about 3419.1936183843. The cubic root of 11690885 is about 226.9598989886.

The spelling of 11690885 in words is "eleven million, six hundred ninety thousand, eight hundred eighty-five".