115205499 has 6 divisors (see below), whose sum is σ = 166407956. Its totient is φ = 76803660.

The previous prime is 115205483. The next prime is 115205513. The reversal of 115205499 is 994502511.

It is not a de Polignac number, because 115205499 - 2⁴ = 115205483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115205099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6400297 + ... + 6400314.

Almost surely, 2^115205499 is an apocalyptic number.

115205499 is a deficient number, since it is larger than the sum of its proper divisors (51202457).

115205499 is a wasteful number, since it uses less digits than its factorization.

115205499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12800617 (or 12800614 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The square root of 115205499 is about 10733.3824584797. The cubic root of 115205499 is about 486.5839016590.

The spelling of 115205499 in words is "one hundred fifteen million, two hundred five thousand, four hundred ninety-nine".