1442159631317 has 2 divisors, whose sum is σ = 1442159631318. Its totient is φ = 1442159631316.

The previous prime is 1442159631307. The next prime is 1442159631377. The reversal of 1442159631317 is 7131369512441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1437231731716 + 4927899601 = 1198846^2 + 70199^2 .

It is an emirp because it is prime and its reverse (7131369512441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1442159631317 - 2⁴ = 1442159631301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1442159631307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 721079815658 + 721079815659.

It is an arithmetic number, because the mean of its divisors is an integer number (721079815659).

Almost surely, 2^{1442159631317} is an apocalyptic number.

It is an amenable number.

1442159631317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1442159631317 is an equidigital number, since it uses as much as digits as its factorization.

1442159631317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 47.

The spelling of 1442159631317 in words is "one trillion, four hundred forty-two billion, one hundred fifty-nine million, six hundred thirty-one thousand, three hundred seventeen".