115309339 has 4 divisors (see below), whose sum is σ = 115330824. Its totient is φ = 115287856.

The previous prime is 115309333. The next prime is 115309349. The reversal of 115309339 is 933903511.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 933903511 = 4253 ⋅219587.

It is a cyclic number.

It is not a de Polignac number, because 115309339 - 2³ = 115309331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115309331) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4944 + ... + 15970.

It is an arithmetic number, because the mean of its divisors is an integer number (28832706).

Almost surely, 2^115309339 is an apocalyptic number.

115309339 is a deficient number, since it is larger than the sum of its proper divisors (21485).

115309339 is a wasteful number, since it uses less digits than its factorization.

115309339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21484.

The product of its (nonzero) digits is 10935, while the sum is 34.

The square root of 115309339 is about 10738.2186139043. The cubic root of 115309339 is about 486.7300512197.

The spelling of 115309339 in words is "one hundred fifteen million, three hundred nine thousand, three hundred thirty-nine".