11089885 has 16 divisors (see below), whose sum is σ = 13934592. Its totient is φ = 8464000.

The previous prime is 11089877. The next prime is 11089891. The reversal of 11089885 is 58898011.

It is not a de Polignac number, because 11089885 - 2³ = 11089877 is a prime.

It is a Duffinian number.

It is a congruent 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, 9060 + ... + 10210.

It is an arithmetic number, because the mean of its divisors is an integer number (870912).

Almost surely, 2^11089885 is an apocalyptic number.

It is an amenable number.

11089885 is a deficient number, since it is larger than the sum of its proper divisors (2844707).

11089885 is a wasteful number, since it uses less digits than its factorization.

11089885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1244.

The product of its (nonzero) digits is 23040, while the sum is 40.

The square root of 11089885 is about 3330.1478946137. The cubic root of 11089885 is about 223.0021315326.

The spelling of 11089885 in words is "eleven million, eighty-nine thousand, eight hundred eighty-five".