9911013 has 16 divisors (see below), whose sum is σ = 15146496. Its totient is φ = 5646960.

The previous prime is 9911009. The next prime is 9911023. The reversal of 9911013 is 3101199.

9911013 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9911013 - 2² = 9911009 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9911023) 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, 13998 + ... + 14688.

It is an arithmetic number, because the mean of its divisors is an integer number (946656).

Almost surely, 2^9911013 is an apocalyptic number.

It is an amenable number.

9911013 is a deficient number, since it is larger than the sum of its proper divisors (5235483).

9911013 is a wasteful number, since it uses less digits than its factorization.

9911013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384.

The product of its (nonzero) digits is 243, while the sum is 24.

The square root of 9911013 is about 3148.1761386555. The cubic root of 9911013 is about 214.8025083887.

The spelling of 9911013 in words is "nine million, nine hundred eleven thousand, thirteen".