115243303 has 16 divisors (see below), whose sum is σ = 143424000. Its totient is φ = 90351072.

The previous prime is 115243291. The next prime is 115243307. The reversal of 115243303 is 303342511.

It is not a de Polignac number, because 115243303 - 2²¹ = 113146151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115243307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11083 + ... + 18796.

It is an arithmetic number, because the mean of its divisors is an integer number (8964000).

Almost surely, 2^115243303 is an apocalyptic number.

115243303 is a deficient number, since it is larger than the sum of its proper divisors (28180697).

115243303 is a wasteful number, since it uses less digits than its factorization.

115243303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29934.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 115243303 is about 10735.1433618746. The cubic root of 115243303 is about 486.6371190438.

Adding to 115243303 its reverse (303342511), we get a palindrome (418585814).

The spelling of 115243303 in words is "one hundred fifteen million, two hundred forty-three thousand, three hundred three".