115431304 has 8 divisors (see below), whose sum is σ = 216433710. Its totient is φ = 57715648.

The previous prime is 115431287. The next prime is 115431311. The reversal of 115431304 is 403134511.

It can be written as a sum of positive squares in only one way, i.e., 98604900 + 16826404 = 9930^2 + 4102^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7214449 + ... + 7214464.

Almost surely, 2^115431304 is an apocalyptic number.

It is an amenable number.

115431304 is a deficient number, since it is larger than the sum of its proper divisors (101002406).

115431304 is a wasteful number, since it uses less digits than its factorization.

115431304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14428919 (or 14428915 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 115431304 is about 10743.8961275694. The cubic root of 115431304 is about 486.9015987958.

Adding to 115431304 its reverse (403134511), we get a palindrome (518565815).

The spelling of 115431304 in words is "one hundred fifteen million, four hundred thirty-one thousand, three hundred four".