6339143 has 4 divisors (see below), whose sum is σ = 6348888. Its totient is φ = 6329400.

The previous prime is 6339121. The next prime is 6339149. The reversal of 6339143 is 3419336.

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 6339143 - 2¹⁰ = 6338119 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 (6339149) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3821 + ... + 5222.

It is an arithmetic number, because the mean of its divisors is an integer number (1587222).

Almost surely, 2^6339143 is an apocalyptic number.

6339143 is a deficient number, since it is larger than the sum of its proper divisors (9745).

6339143 is an equidigital number, since it uses as much as digits as its factorization.

6339143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9744.

The product of its digits is 5832, while the sum is 29.

The square root of 6339143 is about 2517.7654775614. The cubic root of 6339143 is about 185.0731923682.

The spelling of 6339143 in words is "six million, three hundred thirty-nine thousand, one hundred forty-three".