11165965 has 8 divisors (see below), whose sum is σ = 13432320. Its totient is φ = 8910672.

The previous prime is 11165953. The next prime is 11166031. The reversal of 11165965 is 56956111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11165965 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11165965.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349 + ... + 4738.

It is an arithmetic number, because the mean of its divisors is an integer number (1679040).

Almost surely, 2^11165965 is an apocalyptic number.

It is an amenable number.

11165965 is a deficient number, since it is larger than the sum of its proper divisors (2266355).

11165965 is an equidigital number, since it uses as much as digits as its factorization.

11165965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5531.

The product of its digits is 8100, while the sum is 34.

The square root of 11165965 is about 3341.5512864536. The cubic root of 11165965 is about 223.5109240657.

The spelling of 11165965 in words is "eleven million, one hundred sixty-five thousand, nine hundred sixty-five".