115304643243 has 12 divisors (see below), whose sum is σ = 166557286168. Its totient is φ = 76866930720.

The previous prime is 115304643193. The next prime is 115304643269. The reversal of 115304643243 is 342346403511.

115304643243 is a `hidden beast` number, since 1 + 1 + 5 + 3 + 0 + 4 + 643 + 2 + 4 + 3 = 666.

It is not a de Polignac number, because 115304643243 - 2⁸ = 115304642987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115304643198 and 115304643207.

It is not an unprimeable number, because it can be changed into a prime (115304643943) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38796 + ... + 481782.

Almost surely, 2^115304643243 is an apocalyptic number.

115304643243 is a deficient number, since it is larger than the sum of its proper divisors (51252642925).

115304643243 is a wasteful number, since it uses less digits than its factorization.

115304643243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471914 (or 471911 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 115304643243 in words is "one hundred fifteen billion, three hundred four million, six hundred forty-three thousand, two hundred forty-three".