14143679 has 4 divisors (see below), whose sum is σ = 15429480. Its totient is φ = 12857880.

The previous prime is 14143669. The next prime is 14143681. The reversal of 14143679 is 97634141.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14143679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14143639) 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, 642884 + ... + 642905.

It is an arithmetic number, because the mean of its divisors is an integer number (3857370).

Almost surely, 2^14143679 is an apocalyptic number.

14143679 is a deficient number, since it is larger than the sum of its proper divisors (1285801).

14143679 is a wasteful number, since it uses less digits than its factorization.

14143679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285800.

The product of its digits is 18144, while the sum is 35.

The square root of 14143679 is about 3760.8082907801. The cubic root of 14143679 is about 241.8359143132.

The spelling of 14143679 in words is "fourteen million, one hundred forty-three thousand, six hundred seventy-nine".