11180165 has 8 divisors (see below), whose sum is σ = 13436928. Its totient is φ = 8930320.

The previous prime is 11180131. The next prime is 11180173. The reversal of 11180165 is 56108111.

It is a happy number.

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

It is not a de Polignac number, because 11180165 - 2¹⁰ = 11179141 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 11180165.

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, 3020 + ... + 5610.

It is an arithmetic number, because the mean of its divisors is an integer number (1679616).

Almost surely, 2^11180165 is an apocalyptic number.

It is an amenable number.

11180165 is a deficient number, since it is larger than the sum of its proper divisors (2256763).

11180165 is an equidigital number, since it uses as much as digits as its factorization.

11180165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3459.

The product of its (nonzero) digits is 240, while the sum is 23.

The square root of 11180165 is about 3343.6753729990. The cubic root of 11180165 is about 223.6056318272.

Adding to 11180165 its reverse (56108111), we get a palindrome (67288276).

The spelling of 11180165 in words is "eleven million, one hundred eighty thousand, one hundred sixty-five".