116115505 has 24 divisors (see below), whose sum is σ = 154267200. Its totient is φ = 83207520.

The previous prime is 116115469. The next prime is 116115511. The reversal of 116115505 is 505511611.

It is not a de Polignac number, because 116115505 - 2¹¹ = 116113457 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116115505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 583396 + ... + 583594.

It is an arithmetic number, because the mean of its divisors is an integer number (6427800).

Almost surely, 2^116115505 is an apocalyptic number.

It is an amenable number.

116115505 is a deficient number, since it is larger than the sum of its proper divisors (38151695).

116115505 is a wasteful number, since it uses less digits than its factorization.

116115505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421 (or 318 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 25.

The square root of 116115505 is about 10775.6904651164. The cubic root of 116115505 is about 487.8617153306.

The spelling of 116115505 in words is "one hundred sixteen million, one hundred fifteen thousand, five hundred five".