116516091 has 16 divisors (see below), whose sum is σ = 164862720. Its totient is φ = 73038240.

The previous prime is 116516089. The next prime is 116516117. The reversal of 116516091 is 190615611.

It is not a de Polignac number, because 116516091 - 2¹ = 116516089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116516021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10240 + ... + 18381.

It is an arithmetic number, because the mean of its divisors is an integer number (10303920).

Almost surely, 2^116516091 is an apocalyptic number.

116516091 is a deficient number, since it is larger than the sum of its proper divisors (48346629).

116516091 is a wasteful number, since it uses less digits than its factorization.

116516091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28706.

The product of its (nonzero) digits is 1620, while the sum is 30.

The square root of 116516091 is about 10794.2619479055. The cubic root of 116516091 is about 488.4220948846.

The spelling of 116516091 in words is "one hundred sixteen million, five hundred sixteen thousand, ninety-one".