14042404217 has 2 divisors, whose sum is σ = 14042404218. Its totient is φ = 14042404216.

The previous prime is 14042404213. The next prime is 14042404223. The reversal of 14042404217 is 71240424041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9189331321 + 4853072896 = 95861^2 + 69664^2 .

It is a cyclic number.

It is not a de Polignac number, because 14042404217 - 2² = 14042404213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14042404217.

It is not a weakly prime, because it can be changed into another prime (14042404213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7021202108 + 7021202109.

It is an arithmetic number, because the mean of its divisors is an integer number (7021202109).

Almost surely, 2^14042404217 is an apocalyptic number.

It is an amenable number.

14042404217 is a deficient number, since it is larger than the sum of its proper divisors (1).

14042404217 is an equidigital number, since it uses as much as digits as its factorization.

14042404217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 29.

Adding to 14042404217 its reverse (71240424041), we get a palindrome (85282828258).

The spelling of 14042404217 in words is "fourteen billion, forty-two million, four hundred four thousand, two hundred seventeen".