115148515 has 8 divisors (see below), whose sum is σ = 138322800. Its totient is φ = 92022432.

The previous prime is 115148441. The next prime is 115148533. The reversal of 115148515 is 515841511.

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 115148515 - 2¹⁹ = 114624227 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6565 + ... + 16534.

It is an arithmetic number, because the mean of its divisors is an integer number (17290350).

Almost surely, 2^115148515 is an apocalyptic number.

115148515 is a deficient number, since it is larger than the sum of its proper divisors (23174285).

115148515 is an equidigital number, since it uses as much as digits as its factorization.

115148515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24101.

The product of its digits is 4000, while the sum is 31.

The square root of 115148515 is about 10730.7276081354. The cubic root of 115148515 is about 486.5036622313.

It can be divided in two parts, 11 and 5148515, that multiplied together give a palindrome (56633665).

The spelling of 115148515 in words is "one hundred fifteen million, one hundred forty-eight thousand, five hundred fifteen".