116685111 has 4 divisors (see below), whose sum is σ = 155580152. Its totient is φ = 77790072.

The previous prime is 116685103. The next prime is 116685119. The reversal of 116685111 is 111586611.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (116685103) and next prime (116685119).

It is not a de Polignac number, because 116685111 - 2³ = 116685103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116685119) 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 3 ways as a sum of consecutive naturals, for example, 19447516 + ... + 19447521.

It is an arithmetic number, because the mean of its divisors is an integer number (38895038).

Almost surely, 2^116685111 is an apocalyptic number.

116685111 is a deficient number, since it is larger than the sum of its proper divisors (38895041).

116685111 is an equidigital number, since it uses as much as digits as its factorization.

116685111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38895040.

The product of its digits is 1440, while the sum is 30.

The square root of 116685111 is about 10802.0882703300. The cubic root of 116685111 is about 488.6581515995.

The spelling of 116685111 in words is "one hundred sixteen million, six hundred eighty-five thousand, one hundred eleven".