1445322119477 has 2 divisors, whose sum is σ = 1445322119478. Its totient is φ = 1445322119476.

The previous prime is 1445322119393. The next prime is 1445322119513. The reversal of 1445322119477 is 7749112235441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1265262775921 + 180059343556 = 1124839^2 + 424334^2 .

It is an emirp because it is prime and its reverse (7749112235441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1445322119477 - 2¹⁸ = 1445321857333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1445322112477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722661059738 + 722661059739.

It is an arithmetic number, because the mean of its divisors is an integer number (722661059739).

Almost surely, 2^{1445322119477} is an apocalyptic number.

It is an amenable number.

1445322119477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445322119477 is an equidigital number, since it uses as much as digits as its factorization.

1445322119477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1693440, while the sum is 50.

The spelling of 1445322119477 in words is "one trillion, four hundred forty-five billion, three hundred twenty-two million, one hundred nineteen thousand, four hundred seventy-seven".