1445254214419 has 2 divisors, whose sum is σ = 1445254214420. Its totient is φ = 1445254214418.

The previous prime is 1445254214407. The next prime is 1445254214429. The reversal of 1445254214419 is 9144124525441.

It is a strong prime.

It is an emirp because it is prime and its reverse (9144124525441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1445254214419 - 2⁵ = 1445254214387 is a prime.

It is a super-2 number, since 2×1445254214419² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1445254214429) 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, 722627107209 + 722627107210.

It is an arithmetic number, because the mean of its divisors is an integer number (722627107210).

Almost surely, 2^{1445254214419} is an apocalyptic number.

1445254214419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445254214419 is an equidigital number, since it uses as much as digits as its factorization.

1445254214419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 921600, while the sum is 46.

The spelling of 1445254214419 in words is "one trillion, four hundred forty-five billion, two hundred fifty-four million, two hundred fourteen thousand, four hundred nineteen".