115445315 has 4 divisors (see below), whose sum is σ = 138534384. Its totient is φ = 92356248.

The previous prime is 115445287. The next prime is 115445321. The reversal of 115445315 is 513544511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115445315 - 2¹⁶ = 115379779 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11544527 + ... + 11544536.

It is an arithmetic number, because the mean of its divisors is an integer number (34633596).

Almost surely, 2^115445315 is an apocalyptic number.

115445315 is a deficient number, since it is larger than the sum of its proper divisors (23089069).

115445315 is an equidigital number, since it uses as much as digits as its factorization.

115445315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23089068.

The product of its digits is 6000, while the sum is 29.

The square root of 115445315 is about 10744.5481524353. The cubic root of 115445315 is about 486.9212979648.

Adding to 115445315 its reverse (513544511), we get a palindrome (628989826).

The spelling of 115445315 in words is "one hundred fifteen million, four hundred forty-five thousand, three hundred fifteen".