14139543 has 8 divisors (see below), whose sum is σ = 20566656. Its totient is φ = 8569400.

The previous prime is 14139533. The next prime is 14139551. The reversal of 14139543 is 34593141.

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

It is a cyclic number.

It is not a de Polignac number, because 14139543 - 2¹⁶ = 14074007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14139543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14139523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214203 + ... + 214268.

It is an arithmetic number, because the mean of its divisors is an integer number (2570832).

Almost surely, 2^14139543 is an apocalyptic number.

14139543 is a deficient number, since it is larger than the sum of its proper divisors (6427113).

14139543 is a wasteful number, since it uses less digits than its factorization.

14139543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428485.

The product of its digits is 6480, while the sum is 30.

The square root of 14139543 is about 3760.2583687827. The cubic root of 14139543 is about 241.8123388617.

The spelling of 14139543 in words is "fourteen million, one hundred thirty-nine thousand, five hundred forty-three".