4520713 has 2 divisors, whose sum is σ = 4520714. Its totient is φ = 4520712.

The previous prime is 4520693. The next prime is 4520729. The reversal of 4520713 is 3170254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4293184 + 227529 = 2072^2 + 477^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4520713 is a prime.

It is not a weakly prime, because it can be changed into another prime (4520743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260356 + 2260357.

It is an arithmetic number, because the mean of its divisors is an integer number (2260357).

Almost surely, 2^4520713 is an apocalyptic number.

4520713 is the 1137-th centered heptagonal number.

It is an amenable number.

4520713 is a deficient number, since it is larger than the sum of its proper divisors (1).

4520713 is an equidigital number, since it uses as much as digits as its factorization.

4520713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 4520713 is about 2126.1968394295. The cubic root of 4520713 is about 165.3492815254.

Adding to 4520713 its reverse (3170254), we get a palindrome (7690967).

The spelling of 4520713 in words is "four million, five hundred twenty thousand, seven hundred thirteen".