115249544 has 8 divisors (see below), whose sum is σ = 216092910. Its totient is φ = 57624768.

The previous prime is 115249513. The next prime is 115249549. The reversal of 115249544 is 445942511.

It can be written as a sum of positive squares in only one way, i.e., 104816644 + 10432900 = 10238^2 + 3230^2 .

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

It is not an unprimeable number, because it can be changed into a prime (115249549) by changing a digit.

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, 7203089 + ... + 7203104.

Almost surely, 2^115249544 is an apocalyptic number.

It is an amenable number.

115249544 is a deficient number, since it is larger than the sum of its proper divisors (100843366).

115249544 is a wasteful number, since it uses less digits than its factorization.

115249544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14406199 (or 14406195 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The square root of 115249544 is about 10735.4340387336. The cubic root of 115249544 is about 486.6459034948.

The spelling of 115249544 in words is "one hundred fifteen million, two hundred forty-nine thousand, five hundred forty-four".