115443530 has 32 divisors (see below), whose sum is σ = 212284800. Its totient is φ = 45188032.

The previous prime is 115443527. The next prime is 115443539. The reversal of 115443530 is 35344511.

It is a self number, because there is not a number n which added to its sum of digits gives 115443530.

It is not an unprimeable number, because it can be changed into a prime (115443539) 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 in 15 ways as a sum of consecutive naturals, for example, 229259 + ... + 229761.

It is an arithmetic number, because the mean of its divisors is an integer number (6633900).

Almost surely, 2^115443530 is an apocalyptic number.

115443530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115443530 is a deficient number, since it is larger than the sum of its proper divisors (96841270).

115443530 is a wasteful number, since it uses less digits than its factorization.

115443530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 115443530 is about 10744.4650867319. The cubic root of 115443530 is about 486.9187883812.

The spelling of 115443530 in words is "one hundred fifteen million, four hundred forty-three thousand, five hundred thirty".