115656155 has 4 divisors (see below), whose sum is σ = 138787392. Its totient is φ = 92524920.

The previous prime is 115656131. The next prime is 115656181. The reversal of 115656155 is 551656511.

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

It is not a de Polignac number, because 115656155 - 2¹² = 115652059 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, 11565611 + ... + 11565620.

It is an arithmetic number, because the mean of its divisors is an integer number (34696848).

Almost surely, 2^115656155 is an apocalyptic number.

115656155 is a deficient number, since it is larger than the sum of its proper divisors (23131237).

115656155 is an equidigital number, since it uses as much as digits as its factorization.

115656155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23131236.

The product of its digits is 22500, while the sum is 35.

The square root of 115656155 is about 10754.3551643044. The cubic root of 115656155 is about 487.2175422707.

The spelling of 115656155 in words is "one hundred fifteen million, six hundred fifty-six thousand, one hundred fifty-five".