115478659 has 4 divisors (see below), whose sum is σ = 115569400. Its totient is φ = 115387920.

The previous prime is 115478651. The next prime is 115478677. The reversal of 115478659 is 956874511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 956874511 = 89 ⋅10751399.

It is a cyclic number.

It is not a de Polignac number, because 115478659 - 2³ = 115478651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115478651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43434 + ... + 46015.

It is an arithmetic number, because the mean of its divisors is an integer number (28892350).

Almost surely, 2^115478659 is an apocalyptic number.

115478659 is a deficient number, since it is larger than the sum of its proper divisors (90741).

115478659 is an equidigital number, since it uses as much as digits as its factorization.

115478659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90740.

The product of its digits is 302400, while the sum is 46.

The square root of 115478659 is about 10746.0997110580. The cubic root of 115478659 is about 486.9681725128.

The spelling of 115478659 in words is "one hundred fifteen million, four hundred seventy-eight thousand, six hundred fifty-nine".