9113813 has 8 divisors (see below), whose sum is σ = 9256800. Its totient is φ = 8972208.

The previous prime is 9113791. The next prime is 9113821. The reversal of 9113813 is 3183119.

9113813 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 a cyclic number.

It is not a de Polignac number, because 9113813 - 2⁸ = 9113557 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 (9113833) 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, 23858 + ... + 24236.

It is an arithmetic number, because the mean of its divisors is an integer number (1157100).

Almost surely, 2^9113813 is an apocalyptic number.

It is an amenable number.

9113813 is a deficient number, since it is larger than the sum of its proper divisors (142987).

9113813 is a wasteful number, since it uses less digits than its factorization.

9113813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691.

The product of its digits is 648, while the sum is 26.

The square root of 9113813 is about 3018.9092401064. The cubic root of 9113813 is about 208.8815289750.

The spelling of 9113813 in words is "nine million, one hundred thirteen thousand, eight hundred thirteen".