4043534043 has 4 divisors (see below), whose sum is σ = 5391378728. Its totient is φ = 2695689360.

The previous prime is 4043534029. The next prime is 4043534057. The reversal of 4043534043 is 3404353404.

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 (4043534029) and next prime (4043534057).

It is not a de Polignac number, because 4043534043 - 2¹³ = 4043525851 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 4043534043.

It is not an unprimeable number, because it can be changed into a prime (4043536043) 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, 673922338 + ... + 673922343.

It is an arithmetic number, because the mean of its divisors is an integer number (1347844682).

Almost surely, 2^4043534043 is an apocalyptic number.

4043534043 is a deficient number, since it is larger than the sum of its proper divisors (1347844685).

4043534043 is a wasteful number, since it uses less digits than its factorization.

4043534043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347844684.

The product of its (nonzero) digits is 34560, while the sum is 30.

The square root of 4043534043 is about 63588.7886580646. The cubic root of 4043534043 is about 1593.1391174149.

Adding to 4043534043 its reverse (3404353404), we get a palindrome (7447887447).

The spelling of 4043534043 in words is "four billion, forty-three million, five hundred thirty-four thousand, forty-three".