11444165 has 4 divisors (see below), whose sum is σ = 13733004. Its totient is φ = 9155328.

The previous prime is 11444159. The next prime is 11444189. The reversal of 11444165 is 56144411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3865156 + 7579009 = 1966^2 + 2753^2 .

It is a cyclic number.

It is not a de Polignac number, because 11444165 - 2¹⁴ = 11427781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1144412 + ... + 1144421.

It is an arithmetic number, because the mean of its divisors is an integer number (3433251).

Almost surely, 2^11444165 is an apocalyptic number.

It is an amenable number.

11444165 is a deficient number, since it is larger than the sum of its proper divisors (2288839).

11444165 is an equidigital number, since it uses as much as digits as its factorization.

11444165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2288838.

The product of its digits is 1920, while the sum is 26.

The square root of 11444165 is about 3382.9225530597. The cubic root of 11444165 is about 225.3519758530.

Adding to 11444165 its reverse (56144411), we get a palindrome (67588576).

The spelling of 11444165 in words is "eleven million, four hundred forty-four thousand, one hundred sixty-five".