520063043 has 4 divisors (see below), whose sum is σ = 520613160. Its totient is φ = 519512928.

The previous prime is 520063021. The next prime is 520063081. The reversal of 520063043 is 340360025.

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 520063043 - 2¹⁶ = 519997507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (520063343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273638 + ... + 275531.

It is an arithmetic number, because the mean of its divisors is an integer number (130153290).

Almost surely, 2^520063043 is an apocalyptic number.

520063043 is a deficient number, since it is larger than the sum of its proper divisors (550117).

520063043 is an equidigital number, since it uses as much as digits as its factorization.

520063043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550116.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 520063043 is about 22804.8907693065. The cubic root of 520063043 is about 804.1776476628.

The spelling of 520063043 in words is "five hundred twenty million, sixty-three thousand, forty-three".