1321332013159 has 2 divisors, whose sum is σ = 1321332013160. Its totient is φ = 1321332013158.

The previous prime is 1321332013121. The next prime is 1321332013207. The reversal of 1321332013159 is 9513102331231.

It is a weak prime.

It is an emirp because it is prime and its reverse (9513102331231) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1321332013159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1321332013109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660666006579 + 660666006580.

It is an arithmetic number, because the mean of its divisors is an integer number (660666006580).

Almost surely, 2^{1321332013159} is an apocalyptic number.

1321332013159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1321332013159 is an equidigital number, since it uses as much as digits as its factorization.

1321332013159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 34.

The spelling of 1321332013159 in words is "one trillion, three hundred twenty-one billion, three hundred thirty-two million, thirteen thousand, one hundred fifty-nine".