9911085 has 16 divisors (see below), whose sum is σ = 16790976. Its totient is φ = 4974848.

The previous prime is 9911081. The next prime is 9911087. The reversal of 9911085 is 5801199.

9911085 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9911085 - 2² = 9911081 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9911081) 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, 19179 + ... + 19688.

It is an arithmetic number, because the mean of its divisors is an integer number (1049436).

Almost surely, 2^9911085 is an apocalyptic number.

It is an amenable number.

9911085 is a deficient number, since it is larger than the sum of its proper divisors (6879891).

9911085 is a wasteful number, since it uses less digits than its factorization.

9911085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38892.

The product of its (nonzero) digits is 3240, while the sum is 33.

The square root of 9911085 is about 3148.1875738272. The cubic root of 9911085 is about 214.8030285422.

The spelling of 9911085 in words is "nine million, nine hundred eleven thousand, eighty-five".