422245134317 has 2 divisors, whose sum is σ = 422245134318. Its totient is φ = 422245134316.

The previous prime is 422245134313. The next prime is 422245134347. The reversal of 422245134317 is 713431542224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 381058055401 + 41187078916 = 617299^2 + 202946^2 .

It is a cyclic number.

It is not a de Polignac number, because 422245134317 - 2² = 422245134313 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422245134313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211122567158 + 211122567159.

It is an arithmetic number, because the mean of its divisors is an integer number (211122567159).

Almost surely, 2^422245134317 is an apocalyptic number.

It is an amenable number.

422245134317 is a deficient number, since it is larger than the sum of its proper divisors (1).

422245134317 is an equidigital number, since it uses as much as digits as its factorization.

422245134317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 161280, while the sum is 38.

The spelling of 422245134317 in words is "four hundred twenty-two billion, two hundred forty-five million, one hundred thirty-four thousand, three hundred seventeen".