1442874317239 has 2 divisors, whose sum is σ = 1442874317240. Its totient is φ = 1442874317238.

The previous prime is 1442874317233. The next prime is 1442874317243. The reversal of 1442874317239 is 9327134782441.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1442874317239 - 2³ = 1442874317231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1442874317239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1442874317231) 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, 721437158619 + 721437158620.

It is an arithmetic number, because the mean of its divisors is an integer number (721437158620).

Almost surely, 2^{1442874317239} is an apocalyptic number.

1442874317239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1442874317239 is an equidigital number, since it uses as much as digits as its factorization.

1442874317239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8128512, while the sum is 55.

The spelling of 1442874317239 in words is "one trillion, four hundred forty-two billion, eight hundred seventy-four million, three hundred seventeen thousand, two hundred thirty-nine".