14118978 has 16 divisors (see below), whose sum is σ = 29001600. Its totient is φ = 4579056.

The previous prime is 14118961. The next prime is 14118991. The reversal of 14118978 is 87981141.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31578 + ... + 32021.

It is an arithmetic number, because the mean of its divisors is an integer number (1812600).

Almost surely, 2^14118978 is an apocalyptic number.

14118978 is an abundant number, since it is smaller than the sum of its proper divisors (14882622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14118978 is a wasteful number, since it uses less digits than its factorization.

14118978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63641.

The product of its digits is 16128, while the sum is 39.

The square root of 14118978 is about 3757.5228542219. The cubic root of 14118978 is about 241.6950488003.

The spelling of 14118978 in words is "fourteen million, one hundred eighteen thousand, nine hundred seventy-eight".