115540828 has 24 divisors (see below), whose sum is σ = 222818288. Its totient is φ = 52085376.

The previous prime is 115540819. The next prime is 115540861. The reversal of 115540828 is 828045511.

It is a junction number, because it is equal to n+sod(n) for n = 115540793 and 115540802.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 23601 + ... + 28072.

Almost surely, 2^115540828 is an apocalyptic number.

It is an amenable number.

115540828 is a deficient number, since it is larger than the sum of its proper divisors (107277460).

115540828 is a wasteful number, since it uses less digits than its factorization.

115540828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51733 (or 51731 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 34.

The square root of 115540828 is about 10748.9919527368. The cubic root of 115540828 is about 487.0555447695.

The spelling of 115540828 in words is "one hundred fifteen million, five hundred forty thousand, eight hundred twenty-eight".