4243234343443 has 4 divisors (see below), whose sum is σ = 4243297524928. Its totient is φ = 4243171161960.

The previous prime is 4243234343429. The next prime is 4243234343459. The reversal of 4243234343443 is 3443434323424.

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 4243234343443 - 2³³ = 4234644408851 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4243234343443.

It is not an unprimeable number, because it can be changed into a prime (4243234343743) 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, 31489896 + ... + 31624357.

It is an arithmetic number, because the mean of its divisors is an integer number (1060824381232).

Almost surely, 2^{4243234343443} is an apocalyptic number.

4243234343443 is a deficient number, since it is larger than the sum of its proper divisors (63181485).

4243234343443 is an equidigital number, since it uses as much as digits as its factorization.

4243234343443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63181484.

The product of its digits is 3981312, while the sum is 43.

Adding to 4243234343443 its reverse (3443434323424), we get a palindrome (7686668666867).

The spelling of 4243234343443 in words is "four trillion, two hundred forty-three billion, two hundred thirty-four million, three hundred forty-three thousand, four hundred forty-three".