1445456510473 has 2 divisors, whose sum is σ = 1445456510474. Its totient is φ = 1445456510472.

The previous prime is 1445456510467. The next prime is 1445456510483. The reversal of 1445456510473 is 3740156545441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1356125462784 + 89331047689 = 1164528^2 + 298883^2 .

It is a cyclic number.

It is not a de Polignac number, because 1445456510473 - 2²⁵ = 1445422956041 is a prime.

It is not a weakly prime, because it can be changed into another prime (1445456510413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722728255236 + 722728255237.

It is an arithmetic number, because the mean of its divisors is an integer number (722728255237).

Almost surely, 2^{1445456510473} is an apocalyptic number.

It is an amenable number.

1445456510473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445456510473 is an equidigital number, since it uses as much as digits as its factorization.

1445456510473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032000, while the sum is 49.

The spelling of 1445456510473 in words is "one trillion, four hundred forty-five billion, four hundred fifty-six million, five hundred ten thousand, four hundred seventy-three".