11816755 has 8 divisors (see below), whose sum is σ = 14208912. Its totient is φ = 9434208.

The previous prime is 11816731. The next prime is 11816771. The reversal of 11816755 is 55761811.

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 11816755 - 2¹⁵ = 11783987 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11816755.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 664 + ... + 4906.

It is an arithmetic number, because the mean of its divisors is an integer number (1776114).

Almost surely, 2^11816755 is an apocalyptic number.

11816755 is a deficient number, since it is larger than the sum of its proper divisors (2392157).

11816755 is an equidigital number, since it uses as much as digits as its factorization.

11816755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4805.

The product of its digits is 8400, while the sum is 34.

The square root of 11816755 is about 3437.5507268984. The cubic root of 11816755 is about 227.7715149753.

The spelling of 11816755 in words is "eleven million, eight hundred sixteen thousand, seven hundred fifty-five".