6142243843 has 4 divisors (see below), whose sum is σ = 6142896760. Its totient is φ = 6141590928.

The previous prime is 6142243831. The next prime is 6142243873. The reversal of 6142243843 is 3483422416.

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-6142243843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6142243813) 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, 312138 + ... + 331231.

It is an arithmetic number, because the mean of its divisors is an integer number (1535724190).

Almost surely, 2^6142243843 is an apocalyptic number.

6142243843 is a deficient number, since it is larger than the sum of its proper divisors (652917).

6142243843 is an equidigital number, since it uses as much as digits as its factorization.

6142243843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652916.

The product of its digits is 110592, while the sum is 37.

The square root of 6142243843 is about 78372.4686544963. The cubic root of 6142243843 is about 1831.3682664276.

The spelling of 6142243843 in words is "six billion, one hundred forty-two million, two hundred forty-three thousand, eight hundred forty-three".