11315816 has 32 divisors (see below), whose sum is σ = 22420800. Its totient is φ = 5343360.

The previous prime is 11315813. The next prime is 11315867. The reversal of 11315816 is 61851311.

It is not an unprimeable number, because it can be changed into a prime (11315813) 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, 16031 + ... + 16721.

It is an arithmetic number, because the mean of its divisors is an integer number (700650).

Almost surely, 2^11315816 is an apocalyptic number.

It is an amenable number.

11315816 is a deficient number, since it is larger than the sum of its proper divisors (11104984).

11315816 is a wasteful number, since it uses less digits than its factorization.

11315816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809 (or 805 counting only the distinct ones).

The product of its digits is 720, while the sum is 26.

The square root of 11315816 is about 3363.8989283271. The cubic root of 11315816 is about 224.5063481686.

The spelling of 11315816 in words is "eleven million, three hundred fifteen thousand, eight hundred sixteen".