1328586442613 has 2 divisors, whose sum is σ = 1328586442614. Its totient is φ = 1328586442612.

The previous prime is 1328586442529. The next prime is 1328586442627. The reversal of 1328586442613 is 3162446858231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 779791431364 + 548795011249 = 883058^2 + 740807^2 .

It is a cyclic number.

It is not a de Polignac number, because 1328586442613 - 2⁸ = 1328586442357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1328586444613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664293221306 + 664293221307.

It is an arithmetic number, because the mean of its divisors is an integer number (664293221307).

Almost surely, 2^{1328586442613} is an apocalyptic number.

It is an amenable number.

1328586442613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1328586442613 is an equidigital number, since it uses as much as digits as its factorization.

1328586442613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6635520, while the sum is 53.

The spelling of 1328586442613 in words is "one trillion, three hundred twenty-eight billion, five hundred eighty-six million, four hundred forty-two thousand, six hundred thirteen".