1445705408297 has 2 divisors, whose sum is σ = 1445705408298. Its totient is φ = 1445705408296.

The previous prime is 1445705408227. The next prime is 1445705408317. The reversal of 1445705408297 is 7928045075441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1297892841001 + 147812567296 = 1139251^2 + 384464^2 .

It is a cyclic number.

It is not a de Polignac number, because 1445705408297 - 2³² = 1441410441001 is a prime.

It is not a weakly prime, because it can be changed into another prime (1445705408207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722852704148 + 722852704149.

It is an arithmetic number, because the mean of its divisors is an integer number (722852704149).

Almost surely, 2^{1445705408297} is an apocalyptic number.

It is an amenable number.

1445705408297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445705408297 is an equidigital number, since it uses as much as digits as its factorization.

1445705408297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11289600, while the sum is 56.

The spelling of 1445705408297 in words is "one trillion, four hundred forty-five billion, seven hundred five million, four hundred eight thousand, two hundred ninety-seven".