11366881 has 16 divisors (see below), whose sum is σ = 12257280. Its totient is φ = 10523520.

The previous prime is 11366879. The next prime is 11366891. The reversal of 11366881 is 18866311.

11366881 = T₃₅₈ + T₃₅₉ + ... + T₄₈₄.

It is a cyclic number.

It is not a de Polignac number, because 11366881 - 2¹ = 11366879 is a prime.

It is a super-2 number, since 2×11366881² = 258411967336322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11366821) by changing a digit.

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, 89440 + ... + 89566.

It is an arithmetic number, because the mean of its divisors is an integer number (766080).

Almost surely, 2^11366881 is an apocalyptic number.

It is an amenable number.

11366881 is a deficient number, since it is larger than the sum of its proper divisors (890399).

11366881 is a wasteful number, since it uses less digits than its factorization.

11366881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264.

The product of its digits is 6912, while the sum is 34.

The square root of 11366881 is about 3371.4805353138. The cubic root of 11366881 is about 224.8435521487.

The spelling of 11366881 in words is "eleven million, three hundred sixty-six thousand, eight hundred eighty-one".