11386809 has 24 divisors (see below), whose sum is σ = 19111872. Its totient is φ = 6397920.

The previous prime is 11386801. The next prime is 11386811. The reversal of 11386809 is 90868311.

11386809 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11386809 - 2³ = 11386801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11386801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2362 + ... + 5324.

It is an arithmetic number, because the mean of its divisors is an integer number (796328).

Almost surely, 2^11386809 is an apocalyptic number.

It is an amenable number.

11386809 is a deficient number, since it is larger than the sum of its proper divisors (7725063).

11386809 is a wasteful number, since it uses less digits than its factorization.

11386809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3037 (or 3034 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 11386809 is about 3374.4346193103. The cubic root of 11386809 is about 224.9748712677.

The spelling of 11386809 in words is "eleven million, three hundred eighty-six thousand, eight hundred nine".