7105520260513 has 2 divisors, whose sum is σ = 7105520260514. Its totient is φ = 7105520260512.

The previous prime is 7105520260463. The next prime is 7105520260571. The reversal of 7105520260513 is 3150620255017.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6901086968064 + 204433292449 = 2626992^2 + 452143^2 .

It is a cyclic number.

It is not a de Polignac number, because 7105520260513 - 2²¹ = 7105518163361 is a prime.

It is not a weakly prime, because it can be changed into another prime (7105520260313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3552760130256 + 3552760130257.

It is an arithmetic number, because the mean of its divisors is an integer number (3552760130257).

Almost surely, 2^{7105520260513} is an apocalyptic number.

It is an amenable number.

7105520260513 is a deficient number, since it is larger than the sum of its proper divisors (1).

7105520260513 is an equidigital number, since it uses as much as digits as its factorization.

7105520260513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63000, while the sum is 37.

The spelling of 7105520260513 in words is "seven trillion, one hundred five billion, five hundred twenty million, two hundred sixty thousand, five hundred thirteen".