1445426511439 has 2 divisors, whose sum is σ = 1445426511440. Its totient is φ = 1445426511438.

The previous prime is 1445426511433. The next prime is 1445426511443. The reversal of 1445426511439 is 9341156245441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1445426511439 - 2²⁹ = 1444889640527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1445426511392 and 1445426511401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1445426511433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722713255719 + 722713255720.

It is an arithmetic number, because the mean of its divisors is an integer number (722713255720).

Almost surely, 2^{1445426511439} is an apocalyptic number.

1445426511439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445426511439 is an equidigital number, since it uses as much as digits as its factorization.

1445426511439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2073600, while the sum is 49.

The spelling of 1445426511439 in words is "one trillion, four hundred forty-five billion, four hundred twenty-six million, five hundred eleven thousand, four hundred thirty-nine".