116155115 has 4 divisors (see below), whose sum is σ = 139386144. Its totient is φ = 92924088.

The previous prime is 116155093. The next prime is 116155139. The reversal of 116155115 is 511551611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 511551611 = 19 ⋅26923769.

It is a cyclic number.

It is not a de Polignac number, because 116155115 - 2⁸ = 116154859 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11615507 + ... + 11615516.

It is an arithmetic number, because the mean of its divisors is an integer number (34846536).

Almost surely, 2^116155115 is an apocalyptic number.

116155115 is a deficient number, since it is larger than the sum of its proper divisors (23231029).

116155115 is an equidigital number, since it uses as much as digits as its factorization.

116155115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23231028.

The product of its digits is 750, while the sum is 26.

The square root of 116155115 is about 10777.5282416703. The cubic root of 116155115 is about 487.9171831042.

The spelling of 116155115 in words is "one hundred sixteen million, one hundred fifty-five thousand, one hundred fifteen".