115500303 has 16 divisors (see below), whose sum is σ = 174342240. Its totient is φ = 75546432.

The previous prime is 115500299. The next prime is 115500313. The reversal of 115500303 is 303005511.

It is a happy number.

It is not a de Polignac number, because 115500303 - 2² = 115500299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115500313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38926 + ... + 41787.

It is an arithmetic number, because the mean of its divisors is an integer number (10896390).

Almost surely, 2^115500303 is an apocalyptic number.

115500303 is a deficient number, since it is larger than the sum of its proper divisors (58841937).

115500303 is an equidigital number, since it uses as much as digits as its factorization.

115500303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80775 (or 80769 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 18.

The square root of 115500303 is about 10747.1067269289. The cubic root of 115500303 is about 486.9985945284.

Adding to 115500303 its reverse (303005511), we get a palindrome (418505814).

The spelling of 115500303 in words is "one hundred fifteen million, five hundred thousand, three hundred three".