11315866 has 8 divisors (see below), whose sum is σ = 17252244. Its totient is φ = 5565120.

The previous prime is 11315813. The next prime is 11315867. The reversal of 11315866 is 66851311.

11315866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9790641 + 1525225 = 3129^2 + 1235^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11315867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46255 + ... + 46498.

Almost surely, 2^11315866 is an apocalyptic number.

11315866 is a deficient number, since it is larger than the sum of its proper divisors (5936378).

11315866 is an equidigital number, since it uses as much as digits as its factorization.

11315866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92816.

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

The square root of 11315866 is about 3363.9063601712. The cubic root of 11315866 is about 224.5066788356.

The spelling of 11315866 in words is "eleven million, three hundred fifteen thousand, eight hundred sixty-six".