11986089 has 16 divisors (see below), whose sum is σ = 16339200. Its totient is φ = 7814016.

The previous prime is 11986069. The next prime is 11986097. The reversal of 11986089 is 98068911.

It is not a de Polignac number, because 11986089 - 2¹⁷ = 11855017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11986089.

It is not an unprimeable number, because it can be changed into a prime (11986069) 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, 50032 + ... + 50270.

It is an arithmetic number, because the mean of its divisors is an integer number (1021200).

Almost surely, 2^11986089 is an apocalyptic number.

It is an amenable number.

11986089 is a deficient number, since it is larger than the sum of its proper divisors (4353111).

11986089 is a wasteful number, since it uses less digits than its factorization.

11986089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544.

The product of its (nonzero) digits is 31104, while the sum is 42.

The square root of 11986089 is about 3462.0931529929. The cubic root of 11986089 is about 228.8543469710.

The spelling of 11986089 in words is "eleven million, nine hundred eighty-six thousand, eighty-nine".