11585215 has 8 divisors (see below), whose sum is σ = 14506848. Its totient is φ = 8865120.

The previous prime is 11585213. The next prime is 11585221. The reversal of 11585215 is 51258511.

11585215 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 not a de Polignac number, because 11585215 - 2¹ = 11585213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11585213) 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, 50256 + ... + 50485.

It is an arithmetic number, because the mean of its divisors is an integer number (1813356).

Almost surely, 2^11585215 is an apocalyptic number.

11585215 is a deficient number, since it is larger than the sum of its proper divisors (2921633).

11585215 is a wasteful number, since it uses less digits than its factorization.

11585215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100769.

The product of its digits is 2000, while the sum is 28.

The square root of 11585215 is about 3403.7060683907. The cubic root of 11585215 is about 226.2740234760.

The spelling of 11585215 in words is "eleven million, five hundred eighty-five thousand, two hundred fifteen".