116978163 has 8 divisors (see below), whose sum is σ = 156037776. Its totient is φ = 77952000.

The previous prime is 116978131. The next prime is 116978167. The reversal of 116978163 is 361879611.

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

It is not a de Polignac number, because 116978163 - 2⁵ = 116978131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116978167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1443 + ... + 15363.

It is an arithmetic number, because the mean of its divisors is an integer number (19504722).

Almost surely, 2^116978163 is an apocalyptic number.

116978163 is a deficient number, since it is larger than the sum of its proper divisors (39059613).

116978163 is a wasteful number, since it uses less digits than its factorization.

116978163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16725.

The product of its digits is 54432, while the sum is 42.

The square root of 116978163 is about 10815.6443636059. The cubic root of 116978163 is about 489.0668942155.

The spelling of 116978163 in words is "one hundred sixteen million, nine hundred seventy-eight thousand, one hundred sixty-three".