115065515 has 4 divisors (see below), whose sum is σ = 138078624. Its totient is φ = 92052408.

The previous prime is 115065499. The next prime is 115065529. The reversal of 115065515 is 515560511.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 515560511 = 67 ⋅7694933.

It is a cyclic number.

It is not a de Polignac number, because 115065515 - 2⁴ = 115065499 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, 11506547 + ... + 11506556.

It is an arithmetic number, because the mean of its divisors is an integer number (34519656).

Almost surely, 2^115065515 is an apocalyptic number.

115065515 is a deficient number, since it is larger than the sum of its proper divisors (23013109).

115065515 is an equidigital number, since it uses as much as digits as its factorization.

115065515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23013108.

The product of its (nonzero) digits is 3750, while the sum is 29.

The square root of 115065515 is about 10726.8595124575. The cubic root of 115065515 is about 486.3867421828.

The spelling of 115065515 in words is "one hundred fifteen million, sixty-five thousand, five hundred fifteen".