4441243321387 has 2 divisors, whose sum is σ = 4441243321388. Its totient is φ = 4441243321386.

The previous prime is 4441243321351. The next prime is 4441243321429. The reversal of 4441243321387 is 7831233421444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4441243321387 - 2¹⁹ = 4441242797099 is a prime.

It is not a weakly prime, because it can be changed into another prime (4441243321087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2220621660693 + 2220621660694.

It is an arithmetic number, because the mean of its divisors is an integer number (2220621660694).

Almost surely, 2^{4441243321387} is an apocalyptic number.

4441243321387 is a deficient number, since it is larger than the sum of its proper divisors (1).

4441243321387 is an equidigital number, since it uses as much as digits as its factorization.

4441243321387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1548288, while the sum is 46.

The spelling of 4441243321387 in words is "four trillion, four hundred forty-one billion, two hundred forty-three million, three hundred twenty-one thousand, three hundred eighty-seven".