1445322836897 has 2 divisors, whose sum is σ = 1445322836898. Its totient is φ = 1445322836896.

The previous prime is 1445322836833. The next prime is 1445322836911. The reversal of 1445322836897 is 7986382235441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1298879619856 + 146443217041 = 1139684^2 + 382679^2 .

It is an emirp because it is prime and its reverse (7986382235441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1445322836897 - 2⁶ = 1445322836833 is a prime.

It is a super-3 number, since 3×1445322836897³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1445322836197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722661418448 + 722661418449.

It is an arithmetic number, because the mean of its divisors is an integer number (722661418449).

Almost surely, 2^{1445322836897} is an apocalyptic number.

It is an amenable number.

1445322836897 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445322836897 is an equidigital number, since it uses as much as digits as its factorization.

1445322836897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69672960, while the sum is 62.

The spelling of 1445322836897 in words is "one trillion, four hundred forty-five billion, three hundred twenty-two million, eight hundred thirty-six thousand, eight hundred ninety-seven".