116397878 has 8 divisors (see below), whose sum is σ = 184867272. Its totient is φ = 54775456.

The previous prime is 116397877. The next prime is 116397881. The reversal of 116397878 is 878793611.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116397877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1711700 + ... + 1711767.

It is an arithmetic number, because the mean of its divisors is an integer number (23108409).

Almost surely, 2^116397878 is an apocalyptic number.

116397878 is a deficient number, since it is larger than the sum of its proper divisors (68469394).

116397878 is a wasteful number, since it uses less digits than its factorization.

116397878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3423486.

The product of its digits is 508032, while the sum is 50.

The square root of 116397878 is about 10788.7848249930. The cubic root of 116397878 is about 488.2568605441.

The spelling of 116397878 in words is "one hundred sixteen million, three hundred ninety-seven thousand, eight hundred seventy-eight".