115251203415 has 16 divisors (see below), whose sum is σ = 184888483200. Its totient is φ = 61305122592.

The previous prime is 115251203399. The next prime is 115251203437. The reversal of 115251203415 is 514302152511.

It is not a de Polignac number, because 115251203415 - 2⁴ = 115251203399 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10130745 + ... + 10142114.

It is an arithmetic number, because the mean of its divisors is an integer number (11555530200).

Almost surely, 2^115251203415 is an apocalyptic number.

115251203415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115251203415 is a deficient number, since it is larger than the sum of its proper divisors (69637279785).

115251203415 is a wasteful number, since it uses less digits than its factorization.

115251203415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20273246.

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 115251203415 its reverse (514302152511), we get a palindrome (629553355926).

The spelling of 115251203415 in words is "one hundred fifteen billion, two hundred fifty-one million, two hundred three thousand, four hundred fifteen".