8997111834 has 32 divisors (see below), whose sum is σ = 18584217600. Its totient is φ = 2900804400.

The previous prime is 8997111829. The next prime is 8997111847. The reversal of 8997111834 is 4381117998.

It is a happy number.

It is a super-3 number, since 3×8997111834³ (a number of 31 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385017 + ... + 407715.

It is an arithmetic number, because the mean of its divisors is an integer number (580756800).

Almost surely, 2^8997111834 is an apocalyptic number.

8997111834 is an abundant number, since it is smaller than the sum of its proper divisors (9587105766).

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

8997111834 is a wasteful number, since it uses less digits than its factorization.

8997111834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24866.

The product of its digits is 435456, while the sum is 51.

The square root of 8997111834 is about 94853.1066122771. The cubic root of 8997111834 is about 2079.8612945289.

The spelling of 8997111834 in words is "eight billion, nine hundred ninety-seven million, one hundred eleven thousand, eight hundred thirty-four".