116686185 has 32 divisors (see below), whose sum is σ = 232768512. Its totient is φ = 48492480.

The previous prime is 116686183. The next prime is 116686223. The reversal of 116686185 is 581686611.

It is not a de Polignac number, because 116686185 - 2¹ = 116686183 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116686183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49359 + ... + 51668.

It is an arithmetic number, because the mean of its divisors is an integer number (7274016).

Almost surely, 2^116686185 is an apocalyptic number.

116686185 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116686185 is a deficient number, since it is larger than the sum of its proper divisors (116082327).

116686185 is a wasteful number, since it uses less digits than its factorization.

116686185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101053.

The product of its digits is 69120, while the sum is 42.

The square root of 116686185 is about 10802.1379828254. The cubic root of 116686185 is about 488.6596508403.

The spelling of 116686185 in words is "one hundred sixteen million, six hundred eighty-six thousand, one hundred eighty-five".