115783378 has 16 divisors (see below), whose sum is σ = 183093120. Its totient is φ = 54761616.

The previous prime is 115783361. The next prime is 115783417. The reversal of 115783378 is 873387511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28375 + ... + 32197.

It is an arithmetic number, because the mean of its divisors is an integer number (11443320).

Almost surely, 2^115783378 is an apocalyptic number.

115783378 is a deficient number, since it is larger than the sum of its proper divisors (67309742).

115783378 is a wasteful number, since it uses less digits than its factorization.

115783378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4641.

The product of its digits is 141120, while the sum is 43.

The square root of 115783378 is about 10760.2684910740. The cubic root of 115783378 is about 487.3961249644.

The spelling of 115783378 in words is "one hundred fifteen million, seven hundred eighty-three thousand, three hundred seventy-eight".