520703 has 2 divisors, whose sum is σ = 520704. Its totient is φ = 520702.

The previous prime is 520699. The next prime is 520717. The reversal of 520703 is 307025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 520703 - 2² = 520699 is a prime.

It is a super-2 number, since 2×520703² = 542263228418, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260351 + 260352.

It is an arithmetic number, because the mean of its divisors is an integer number (260352).

2⁵²⁰⁷⁰³ is an apocalyptic number.

520703 is a deficient number, since it is larger than the sum of its proper divisors (1).

520703 is an equidigital number, since it uses as much as digits as its factorization.

520703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210, while the sum is 17.

The square root of 520703 is about 721.5975332552. The cubic root of 520703 is about 80.4507369333.

Adding to 520703 its reverse (307025), we get a palindrome (827728).

The spelling of 520703 in words is "five hundred twenty thousand, seven hundred three".