115450309 has 8 divisors (see below), whose sum is σ = 124540640. Its totient is φ = 106389936.

The previous prime is 115450277. The next prime is 115450333. The reversal of 115450309 is 903054511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115450309 - 2⁵ = 115450277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115450109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 874 + ... + 15220.

It is an arithmetic number, because the mean of its divisors is an integer number (15567580).

Almost surely, 2^115450309 is an apocalyptic number.

It is an amenable number.

115450309 is a deficient number, since it is larger than the sum of its proper divisors (9090331).

115450309 is a wasteful number, since it uses less digits than its factorization.

115450309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14979.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 115450309 is about 10744.7805468516. The cubic root of 115450309 is about 486.9283190376.

The spelling of 115450309 in words is "one hundred fifteen million, four hundred fifty thousand, three hundred nine".