520703043 has 8 divisors (see below), whose sum is σ = 793452288. Its totient is φ = 297544584.

The previous prime is 520703017. The next prime is 520703077. The reversal of 520703043 is 340307025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 520703043 - 2¹⁰ = 520702019 is a prime.

It is a super-2 number, since 2×520703043² = 542263317978919698, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (520703543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12397671 + ... + 12397712.

It is an arithmetic number, because the mean of its divisors is an integer number (99181536).

Almost surely, 2^520703043 is an apocalyptic number.

520703043 is a deficient number, since it is larger than the sum of its proper divisors (272749245).

520703043 is a wasteful number, since it uses less digits than its factorization.

520703043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24795393.

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 520703043 is about 22818.9185326562. The cubic root of 520703043 is about 804.5073914782.

The spelling of 520703043 in words is "five hundred twenty million, seven hundred three thousand, forty-three".