534400031443 has 4 divisors (see below), whose sum is σ = 538479421128. Its totient is φ = 530320641760.

The previous prime is 534400031437. The next prime is 534400031449. The reversal of 534400031443 is 344130004435.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (534400031437) and next prime (534400031449).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-534400031443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (534400031449) 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, 2039694646 + ... + 2039694907.

It is an arithmetic number, because the mean of its divisors is an integer number (134619855282).

Almost surely, 2^534400031443 is an apocalyptic number.

534400031443 is a deficient number, since it is larger than the sum of its proper divisors (4079389685).

534400031443 is a wasteful number, since it uses less digits than its factorization.

534400031443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4079389684.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 534400031443 its reverse (344130004435), we get a palindrome (878530035878).

The spelling of 534400031443 in words is "five hundred thirty-four billion, four hundred million, thirty-one thousand, four hundred forty-three".