4234443131431 has 4 divisors (see below), whose sum is σ = 4262862213000. Its totient is φ = 4206024049864.

The previous prime is 4234443131383. The next prime is 4234443131491. The reversal of 4234443131431 is 1341313444324.

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 4234443131431 - 2³³ = 4225853196839 is a prime.

It is a super-2 number, since 2×4234443131431² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4234443131491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14209540561 + ... + 14209540858.

It is an arithmetic number, because the mean of its divisors is an integer number (1065715553250).

Almost surely, 2^{4234443131431} is an apocalyptic number.

4234443131431 is a deficient number, since it is larger than the sum of its proper divisors (28419081569).

4234443131431 is a wasteful number, since it uses less digits than its factorization.

4234443131431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28419081568.

The product of its digits is 165888, while the sum is 37.

Adding to 4234443131431 its reverse (1341313444324), we get a palindrome (5575756575755).

The spelling of 4234443131431 in words is "four trillion, two hundred thirty-four billion, four hundred forty-three million, one hundred thirty-one thousand, four hundred thirty-one".