4032020543 has 12 divisors (see below), whose sum is σ = 4462895808. Its totient is φ = 3629841600.

The previous prime is 4032020513. The next prime is 4032020557. The reversal of 4032020543 is 3450202304.

4032020543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4032020543 - 2¹⁸ = 4031758399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4032020513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 215183 + ... + 233168.

It is an arithmetic number, because the mean of its divisors is an integer number (371907984).

Almost surely, 2^4032020543 is an apocalyptic number.

4032020543 is a deficient number, since it is larger than the sum of its proper divisors (430875265).

4032020543 is a wasteful number, since it uses less digits than its factorization.

4032020543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448414 (or 448391 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 4032020543 is about 63498.1932262643. The cubic root of 4032020543 is about 1591.6255862549.

Adding to 4032020543 its reverse (3450202304), we get a palindrome (7482222847).

The spelling of 4032020543 in words is "four billion, thirty-two million, twenty thousand, five hundred forty-three".