71001354130513 has 2 divisors, whose sum is σ = 71001354130514. Its totient is φ = 71001354130512.

The previous prime is 71001354130477. The next prime is 71001354130523. The reversal of 71001354130513 is 31503145310017.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70954459361809 + 46894768704 = 8423447^2 + 216552^2 .

It is an emirp because it is prime and its reverse (31503145310017) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 71001354130513 - 2⁹ = 71001354130001 is a prime.

It is not a weakly prime, because it can be changed into another prime (71001354130523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35500677065256 + 35500677065257.

It is an arithmetic number, because the mean of its divisors is an integer number (35500677065257).

Almost surely, 2^{71001354130513} is an apocalyptic number.

It is an amenable number.

71001354130513 is a deficient number, since it is larger than the sum of its proper divisors (1).

71001354130513 is an equidigital number, since it uses as much as digits as its factorization.

71001354130513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 34.

The spelling of 71001354130513 in words is "seventy-one trillion, one billion, three hundred fifty-four million, one hundred thirty thousand, five hundred thirteen".