116105115 has 32 divisors (see below), whose sum is σ = 215009280. Its totient is φ = 52401024.

The previous prime is 116105107. The next prime is 116105123. The reversal of 116105115 is 511501611.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (116105107) and next prime (116105123).

It is not a de Polignac number, because 116105115 - 2³ = 116105107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 116105091 and 116105100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1297 + ... + 15293.

It is an arithmetic number, because the mean of its divisors is an integer number (6719040).

Almost surely, 2^116105115 is an apocalyptic number.

116105115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

116105115 is a deficient number, since it is larger than the sum of its proper divisors (98904165).

116105115 is a wasteful number, since it uses less digits than its factorization.

116105115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14091.

The product of its (nonzero) digits is 150, while the sum is 21.

The square root of 116105115 is about 10775.2083506538. The cubic root of 116105115 is about 487.8471636294.

Adding to 116105115 its reverse (511501611), we get a palindrome (627606726).

The spelling of 116105115 in words is "one hundred sixteen million, one hundred five thousand, one hundred fifteen".