115430340 has 48 divisors (see below), whose sum is σ = 342220032. Its totient is φ = 28970496.

The previous prime is 115430299. The next prime is 115430351. The reversal of 115430340 is 43034511.

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 in 15 ways as a sum of consecutive naturals, for example, 55564 + ... + 57603.

It is an arithmetic number, because the mean of its divisors is an integer number (7129584).

Almost surely, 2^115430340 is an apocalyptic number.

115430340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115430340 is an abundant number, since it is smaller than the sum of its proper divisors (226789692).

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

115430340 is a wasteful number, since it uses less digits than its factorization.

115430340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113196 (or 113194 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 115430340 is about 10743.8512647933. The cubic root of 115430340 is about 486.9002433736.

Adding to 115430340 its reverse (43034511), we get a palindrome (158464851).

The spelling of 115430340 in words is "one hundred fifteen million, four hundred thirty thousand, three hundred forty".