115279227 has 32 divisors (see below), whose sum is σ = 206668800. Its totient is φ = 61997184.

The previous prime is 115279223. The next prime is 115279247. The reversal of 115279227 is 722972511.

It is not a de Polignac number, because 115279227 - 2² = 115279223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115279191 and 115279200.

It is not an unprimeable number, because it can be changed into a prime (115279223) 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, 14727 + ... + 21152.

It is an arithmetic number, because the mean of its divisors is an integer number (6458400).

Almost surely, 2^115279227 is an apocalyptic number.

115279227 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

115279227 is a deficient number, since it is larger than the sum of its proper divisors (91389573).

115279227 is a wasteful number, since it uses less digits than its factorization.

115279227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35912 (or 35906 counting only the distinct ones).

The product of its digits is 17640, while the sum is 36.

The square root of 115279227 is about 10736.8164276009. The cubic root of 115279227 is about 486.6876791349.

The spelling of 115279227 in words is "one hundred fifteen million, two hundred seventy-nine thousand, two hundred twenty-seven".