11085999 has 16 divisors (see below), whose sum is σ = 15117312. Its totient is φ = 7224768.

The previous prime is 11085983. The next prime is 11086037. The reversal of 11085999 is 99958011.

11085999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11085999 - 2⁴ = 11085983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11085999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11085979) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48724 + ... + 48950.

It is an arithmetic number, because the mean of its divisors is an integer number (944832).

Almost surely, 2^11085999 is an apocalyptic number.

11085999 is a deficient number, since it is larger than the sum of its proper divisors (4031313).

11085999 is a wasteful number, since it uses less digits than its factorization.

11085999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526.

The product of its (nonzero) digits is 29160, while the sum is 42.

The square root of 11085999 is about 3329.5643859220. The cubic root of 11085999 is about 222.9760811416.

The spelling of 11085999 in words is "eleven million, eighty-five thousand, nine hundred ninety-nine".