4442113037897 has 2 divisors, whose sum is σ = 4442113037898. Its totient is φ = 4442113037896.

The previous prime is 4442113037849. The next prime is 4442113037899. The reversal of 4442113037897 is 7987303112444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2278224965641 + 2163888072256 = 1509379^2 + 1471016^2 .

It is a cyclic number.

It is not a de Polignac number, because 4442113037897 - 2⁸ = 4442113037641 is a prime.

Together with 4442113037899, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4442113037899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2221056518948 + 2221056518949.

It is an arithmetic number, because the mean of its divisors is an integer number (2221056518949).

Almost surely, 2^{4442113037897} is an apocalyptic number.

It is an amenable number.

4442113037897 is a deficient number, since it is larger than the sum of its proper divisors (1).

4442113037897 is an equidigital number, since it uses as much as digits as its factorization.

4442113037897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4064256, while the sum is 53.

The spelling of 4442113037897 in words is "four trillion, four hundred forty-two billion, one hundred thirteen million, thirty-seven thousand, eight hundred ninety-seven".