11816365 has 16 divisors (see below), whose sum is σ = 16142976. Its totient is φ = 8219200.

The previous prime is 11816353. The next prime is 11816381. The reversal of 11816365 is 56361811.

It is not a de Polignac number, because 11816365 - 2⁷ = 11816237 is a prime.

It is a Duffinian number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 3406 + ... + 5935.

It is an arithmetic number, because the mean of its divisors is an integer number (1008936).

Almost surely, 2^11816365 is an apocalyptic number.

It is an amenable number.

11816365 is a deficient number, since it is larger than the sum of its proper divisors (4326611).

11816365 is a wasteful number, since it uses less digits than its factorization.

11816365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9380.

The product of its digits is 4320, while the sum is 31.

The square root of 11816365 is about 3437.4939999948. The cubic root of 11816365 is about 227.7690091586.

The spelling of 11816365 in words is "eleven million, eight hundred sixteen thousand, three hundred sixty-five".