115660730 has 8 divisors (see below), whose sum is σ = 208189332. Its totient is φ = 46264288.

The previous prime is 115660723. The next prime is 115660739. The reversal of 115660730 is 37066511.

It can be written as a sum of positive squares in 2 ways, for example, as 115584001 + 76729 = 10751^2 + 277^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 115660693 and 115660702.

It is not an unprimeable number, because it can be changed into a prime (115660739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5783027 + ... + 5783046.

Almost surely, 2^115660730 is an apocalyptic number.

115660730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115660730 is a deficient number, since it is larger than the sum of its proper divisors (92528602).

115660730 is a wasteful number, since it uses less digits than its factorization.

115660730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11566080.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 115660730 is about 10754.5678667253. The cubic root of 115660730 is about 487.2239664593.

The spelling of 115660730 in words is "one hundred fifteen million, six hundred sixty thousand, seven hundred thirty".