115431546 has 16 divisors (see below), whose sum is σ = 230972544. Its totient is φ = 38458944.

The previous prime is 115431541. The next prime is 115431557. The reversal of 115431546 is 645134511.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (115431541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16975 + ... + 22781.

It is an arithmetic number, because the mean of its divisors is an integer number (14435784).

Almost surely, 2^115431546 is an apocalyptic number.

115431546 is an abundant number, since it is smaller than the sum of its proper divisors (115540998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115431546 is a wasteful number, since it uses less digits than its factorization.

115431546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9125.

The product of its digits is 7200, while the sum is 30.

The square root of 115431546 is about 10743.9073897721. The cubic root of 115431546 is about 486.9019390562.

The spelling of 115431546 in words is "one hundred fifteen million, four hundred thirty-one thousand, five hundred forty-six".