14219681117 has 2 divisors, whose sum is σ = 14219681118. Its totient is φ = 14219681116.

The previous prime is 14219681107. The next prime is 14219681143. The reversal of 14219681117 is 71118691241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13868830756 + 350850361 = 117766^2 + 18731^2 .

It is a cyclic number.

It is not a de Polignac number, because 14219681117 - 2⁴ = 14219681101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14219681107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7109840558 + 7109840559.

It is an arithmetic number, because the mean of its divisors is an integer number (7109840559).

Almost surely, 2^14219681117 is an apocalyptic number.

It is an amenable number.

14219681117 is a deficient number, since it is larger than the sum of its proper divisors (1).

14219681117 is an equidigital number, since it uses as much as digits as its factorization.

14219681117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 41.

The spelling of 14219681117 in words is "fourteen billion, two hundred nineteen million, six hundred eighty-one thousand, one hundred seventeen".