11522165 has 8 divisors (see below), whose sum is σ = 13910400. Its totient is φ = 9161872.

The previous prime is 11522153. The next prime is 11522167. The reversal of 11522165 is 56122511.

It is a happy number.

11522165 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 11522165 - 2¹⁸ = 11260021 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11522165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11522167) 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, 6065 + ... + 7734.

It is an arithmetic number, because the mean of its divisors is an integer number (1738800).

Almost surely, 2^11522165 is an apocalyptic number.

It is an amenable number.

11522165 is a deficient number, since it is larger than the sum of its proper divisors (2388235).

11522165 is a wasteful number, since it uses less digits than its factorization.

11522165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13971.

The product of its digits is 600, while the sum is 23.

The square root of 11522165 is about 3394.4314693333. The cubic root of 11522165 is about 225.8627942605.

Adding to 11522165 its reverse (56122511), we get a palindrome (67644676).

The spelling of 11522165 in words is "eleven million, five hundred twenty-two thousand, one hundred sixty-five".