11080865 has 16 divisors (see below), whose sum is σ = 13741056. Its totient is φ = 8572800.

The previous prime is 11080859. The next prime is 11080907. The reversal of 11080865 is 56808011.

It is a de Polignac number, because none of the positive numbers 2^k-11080865 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39014 + ... + 39296.

It is an arithmetic number, because the mean of its divisors is an integer number (858816).

Almost surely, 2^11080865 is an apocalyptic number.

It is an amenable number.

11080865 is a deficient number, since it is larger than the sum of its proper divisors (2660191).

11080865 is a wasteful number, since it uses less digits than its factorization.

11080865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520.

The product of its (nonzero) digits is 1920, while the sum is 29.

The square root of 11080865 is about 3328.7933249152. The cubic root of 11080865 is about 222.9416552572.

Adding to 11080865 its reverse (56808011), we get a palindrome (67888876).

The spelling of 11080865 in words is "eleven million, eighty thousand, eight hundred sixty-five".