5211330613 has 2 divisors, whose sum is σ = 5211330614. Its totient is φ = 5211330612.

The previous prime is 5211330611. The next prime is 5211330617. The reversal of 5211330613 is 3160331125.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4149678724 + 1061651889 = 64418^2 + 32583^2 .

It is a cyclic number.

It is not a de Polignac number, because 5211330613 - 2¹ = 5211330611 is a prime.

Together with 5211330611, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5211330611) 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, 2605665306 + 2605665307.

It is an arithmetic number, because the mean of its divisors is an integer number (2605665307).

Almost surely, 2^5211330613 is an apocalyptic number.

It is an amenable number.

5211330613 is a deficient number, since it is larger than the sum of its proper divisors (1).

5211330613 is an equidigital number, since it uses as much as digits as its factorization.

5211330613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 5211330613 is about 72189.5464246729. The cubic root of 5211330613 is about 1733.7356337365.

Adding to 5211330613 its reverse (3160331125), we get a palindrome (8371661738).

The spelling of 5211330613 in words is "five billion, two hundred eleven million, three hundred thirty thousand, six hundred thirteen".