11551089 has 8 divisors (see below), whose sum is σ = 16801632. Its totient is φ = 7000640.

The previous prime is 11551081. The next prime is 11551093. The reversal of 11551089 is 98015511.

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

It is a cyclic number.

It is not a de Polignac number, because 11551089 - 2³ = 11551081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11551081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174984 + ... + 175049.

It is an arithmetic number, because the mean of its divisors is an integer number (2100204).

Almost surely, 2^11551089 is an apocalyptic number.

It is an amenable number.

11551089 is a deficient number, since it is larger than the sum of its proper divisors (5250543).

11551089 is a wasteful number, since it uses less digits than its factorization.

11551089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350047.

The product of its (nonzero) digits is 1800, while the sum is 30.

The square root of 11551089 is about 3398.6893061885. The cubic root of 11551089 is about 226.0516302016.

The spelling of 11551089 in words is "eleven million, five hundred fifty-one thousand, eighty-nine".