14235208681 has 2 divisors, whose sum is σ = 14235208682. Its totient is φ = 14235208680.

The previous prime is 14235208661. The next prime is 14235208693. The reversal of 14235208681 is 18680253241.

14235208681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12575379600 + 1659829081 = 112140^2 + 40741^2 .

It is a cyclic number.

It is not a de Polignac number, because 14235208681 - 2¹¹ = 14235206633 is a prime.

It is a super-2 number, since 2×14235208681² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14235208601) 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, 7117604340 + 7117604341.

It is an arithmetic number, because the mean of its divisors is an integer number (7117604341).

Almost surely, 2^14235208681 is an apocalyptic number.

It is an amenable number.

14235208681 is a deficient number, since it is larger than the sum of its proper divisors (1).

14235208681 is an equidigital number, since it uses as much as digits as its factorization.

14235208681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 92160, while the sum is 40.

The spelling of 14235208681 in words is "fourteen billion, two hundred thirty-five million, two hundred eight thousand, six hundred eighty-one".