13434847513 has 2 divisors, whose sum is σ = 13434847514. Its totient is φ = 13434847512.

The previous prime is 13434847507. The next prime is 13434847577. The reversal of 13434847513 is 31574843431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12510869904 + 923977609 = 111852^2 + 30397^2 .

It is an emirp because it is prime and its reverse (31574843431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13434847513 - 2¹³ = 13434839321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13434847513.

It is not a weakly prime, because it can be changed into another prime (13434847213) 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 as a sum of consecutive naturals, namely, 6717423756 + 6717423757.

It is an arithmetic number, because the mean of its divisors is an integer number (6717423757).

Almost surely, 2^13434847513 is an apocalyptic number.

It is an amenable number.

13434847513 is a deficient number, since it is larger than the sum of its proper divisors (1).

13434847513 is an equidigital number, since it uses as much as digits as its factorization.

13434847513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 43.

The spelling of 13434847513 in words is "thirteen billion, four hundred thirty-four million, eight hundred forty-seven thousand, five hundred thirteen".