14189412081217 has 2 divisors, whose sum is σ = 14189412081218. Its totient is φ = 14189412081216.

The previous prime is 14189412081203. The next prime is 14189412081263. The reversal of 14189412081217 is 71218021498141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7436087232561 + 6753324848656 = 2726919^2 + 2598716^2 .

It is a cyclic number.

It is not a de Polignac number, because 14189412081217 - 2¹¹ = 14189412079169 is a prime.

It is not a weakly prime, because it can be changed into another prime (14189412081277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7094706040608 + 7094706040609.

It is an arithmetic number, because the mean of its divisors is an integer number (7094706040609).

Almost surely, 2^{14189412081217} is an apocalyptic number.

It is an amenable number.

14189412081217 is a deficient number, since it is larger than the sum of its proper divisors (1).

14189412081217 is an equidigital number, since it uses as much as digits as its factorization.

14189412081217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 258048, while the sum is 49.

The spelling of 14189412081217 in words is "fourteen trillion, one hundred eighty-nine billion, four hundred twelve million, eighty-one thousand, two hundred seventeen".