11165089 has 8 divisors (see below), whose sum is σ = 12113640. Its totient is φ = 10229376.

The previous prime is 11165071. The next prime is 11165123. The reversal of 11165089 is 98056111.

11165089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 242064 + 10923025 = 492^2 + 3305^2 .

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 11165089 - 2¹¹ = 11163041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11165089.

It is not an unprimeable number, because it can be changed into a prime (11165059) 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, 1354 + ... + 4915.

It is an arithmetic number, because the mean of its divisors is an integer number (1514205).

Almost surely, 2^11165089 is an apocalyptic number.

It is an amenable number.

11165089 is a deficient number, since it is larger than the sum of its proper divisors (948551).

11165089 is a wasteful number, since it uses less digits than its factorization.

11165089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6419.

The product of its (nonzero) digits is 2160, while the sum is 31.

The square root of 11165089 is about 3341.4202070377. The cubic root of 11165089 is about 223.5050789017.

The spelling of 11165089 in words is "eleven million, one hundred sixty-five thousand, eighty-nine".