14163993 has 12 divisors (see below), whose sum is σ = 21119488. Its totient is φ = 9137880.

The previous prime is 14163991. The next prime is 14163997. The reversal of 14163993 is 39936141.

14163993 is a `hidden beast` number, since 14 + 1 + 639 + 9 + 3 = 666.

It is not a de Polignac number, because 14163993 - 2¹ = 14163991 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14163991) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25105 + ... + 25662.

Almost surely, 2^14163993 is an apocalyptic number.

It is an amenable number.

14163993 is a deficient number, since it is larger than the sum of its proper divisors (6955495).

14163993 is a wasteful number, since it uses less digits than its factorization.

14163993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50804 (or 50801 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 14163993 is about 3763.5080709359. The cubic root of 14163993 is about 241.9516386752.

The spelling of 14163993 in words is "fourteen million, one hundred sixty-three thousand, nine hundred ninety-three".