14143399 has 4 divisors (see below), whose sum is σ = 14375320. Its totient is φ = 13911480.

The previous prime is 14143369. The next prime is 14143427. The reversal of 14143399 is 99334141.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14143399 - 2¹³ = 14135207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14143369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115869 + ... + 115990.

It is an arithmetic number, because the mean of its divisors is an integer number (3593830).

Almost surely, 2^14143399 is an apocalyptic number.

14143399 is a deficient number, since it is larger than the sum of its proper divisors (231921).

14143399 is an equidigital number, since it uses as much as digits as its factorization.

14143399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231920.

The product of its digits is 11664, while the sum is 34.

The square root of 14143399 is about 3760.7710645558. The cubic root of 14143399 is about 241.8343184412.

The spelling of 14143399 in words is "fourteen million, one hundred forty-three thousand, three hundred ninety-nine".