11818113 has 16 divisors (see below), whose sum is σ = 16727040. Its totient is φ = 7405904.

The previous prime is 11818097. The next prime is 11818139. The reversal of 11818113 is 31181811.

11818113 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11818113 - 2⁴ = 11818097 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11818813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2620 + ... + 5522.

It is an arithmetic number, because the mean of its divisors is an integer number (1045440).

Almost surely, 2^11818113 is an apocalyptic number.

It is an amenable number.

11818113 is a deficient number, since it is larger than the sum of its proper divisors (4908927).

11818113 is a wasteful number, since it uses less digits than its factorization.

11818113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2988.

The product of its digits is 192, while the sum is 24.

The square root of 11818113 is about 3437.7482455817. The cubic root of 11818113 is about 227.7802399276.

Adding to 11818113 its reverse (31181811), we get a palindrome (42999924).

The spelling of 11818113 in words is "eleven million, eight hundred eighteen thousand, one hundred thirteen".