5243530013 has 2 divisors, whose sum is σ = 5243530014. Its totient is φ = 5243530012.

The previous prime is 5243530009. The next prime is 5243530091. The reversal of 5243530013 is 3100353425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3331829284 + 1911700729 = 57722^2 + 43723^2 .

It is a cyclic number.

It is not a de Polignac number, because 5243530013 - 2² = 5243530009 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5243532013) 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 as a sum of consecutive naturals, namely, 2621765006 + 2621765007.

It is an arithmetic number, because the mean of its divisors is an integer number (2621765007).

Almost surely, 2^5243530013 is an apocalyptic number.

It is an amenable number.

5243530013 is a deficient number, since it is larger than the sum of its proper divisors (1).

5243530013 is an equidigital number, since it uses as much as digits as its factorization.

5243530013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 5243530013 is about 72412.2228149364. Note that the first 3 decimals coincide. The cubic root of 5243530013 is about 1737.2990655479.

Adding to 5243530013 its reverse (3100353425), we get a palindrome (8343883438).

The spelling of 5243530013 in words is "five billion, two hundred forty-three million, five hundred thirty thousand, thirteen".