14294146821697 has 2 divisors, whose sum is σ = 14294146821698. Its totient is φ = 14294146821696.

The previous prime is 14294146821673. The next prime is 14294146821833. The reversal of 14294146821697 is 79612864149241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9709649192961 + 4584497628736 = 3116031^2 + 2141144^2 .

It is a cyclic number.

It is not a de Polignac number, because 14294146821697 - 2⁴³ = 5498053799489 is a prime.

It is not a weakly prime, because it can be changed into another prime (14294146821607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7147073410848 + 7147073410849.

It is an arithmetic number, because the mean of its divisors is an integer number (7147073410849).

Almost surely, 2^{14294146821697} is an apocalyptic number.

It is an amenable number.

14294146821697 is a deficient number, since it is larger than the sum of its proper divisors (1).

14294146821697 is an equidigital number, since it uses as much as digits as its factorization.

14294146821697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41803776, while the sum is 64.

The spelling of 14294146821697 in words is "fourteen trillion, two hundred ninety-four billion, one hundred forty-six million, eight hundred twenty-one thousand, six hundred ninety-seven".