9311134686 has 128 divisors (see below), whose sum is σ = 22246963200. Its totient is φ = 2543063040.

The previous prime is 9311134601. The next prime is 9311134687. The reversal of 9311134686 is 6864311139.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9311134687) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21209655 + ... + 21210093.

It is an arithmetic number, because the mean of its divisors is an integer number (173804400).

Almost surely, 2^9311134686 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9311134686, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11123481600).

9311134686 is an abundant number, since it is smaller than the sum of its proper divisors (12935828514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9311134686 is a wasteful number, since it uses less digits than its factorization.

9311134686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714.

The product of its digits is 93312, while the sum is 42.

The square root of 9311134686 is about 96494.2209979437. The cubic root of 9311134686 is about 2103.7826521990.

The spelling of 9311134686 in words is "nine billion, three hundred eleven million, one hundred thirty-four thousand, six hundred eighty-six".