116091 has 6 divisors (see below), whose sum is σ = 167700. Its totient is φ = 77388.

The previous prime is 116089. The next prime is 116099. The reversal of 116091 is 190611.

It is not a de Polignac number, because 116091 - 2¹ = 116089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6441 + ... + 6458.

It is an arithmetic number, because the mean of its divisors is an integer number (27950).

2¹¹⁶⁰⁹¹ is an apocalyptic number.

116091 is a deficient number, since it is larger than the sum of its proper divisors (51609).

116091 is a wasteful number, since it uses less digits than its factorization.

116091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12905 (or 12902 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

The square root of 116091 is about 340.7212937285. The cubic root of 116091 is about 48.7827393493.

The spelling of 116091 in words is "one hundred sixteen thousand, ninety-one".