115680375 has 72 divisors (see below), whose sum is σ = 217490832. Its totient is φ = 59148000.

The previous prime is 115680373. The next prime is 115680401. The reversal of 115680375 is 573086511.

It is not a de Polignac number, because 115680375 - 2¹ = 115680373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115680373) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1081072 + ... + 1081178.

It is an arithmetic number, because the mean of its divisors is an integer number (3020706).

Almost surely, 2^115680375 is an apocalyptic number.

115680375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115680375 is a deficient number, since it is larger than the sum of its proper divisors (101810457).

115680375 is a wasteful number, since it uses less digits than its factorization.

115680375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 146 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 115680375 is about 10755.4811607850. The cubic root of 115680375 is about 487.2515499297.

The spelling of 115680375 in words is "one hundred fifteen million, six hundred eighty thousand, three hundred seventy-five".