115840935 has 80 divisors (see below), whose sum is σ = 245678400. Its totient is φ = 51093504.

The previous prime is 115840931. The next prime is 115840937. The reversal of 115840935 is 539048511.

It is not a de Polignac number, because 115840935 - 2² = 115840931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115840935.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115840931) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 81511 + ... + 82919.

It is an arithmetic number, because the mean of its divisors is an integer number (3070980).

Almost surely, 2^115840935 is an apocalyptic number.

115840935 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115840935 is an abundant number, since it is smaller than the sum of its proper divisors (129837465).

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

115840935 is a wasteful number, since it uses less digits than its factorization.

115840935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462 (or 1453 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 115840935 is about 10762.9426738230. The cubic root of 115840935 is about 487.4768746427.

The spelling of 115840935 in words is "one hundred fifteen million, eight hundred forty thousand, nine hundred thirty-five".