14000681 has 2 divisors, whose sum is σ = 14000682. Its totient is φ = 14000680.

The previous prime is 14000669. The next prime is 14000711. The reversal of 14000681 is 18600041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12845056 + 1155625 = 3584^2 + 1075^2 .

It is a cyclic number.

It is not a de Polignac number, because 14000681 - 2¹⁴ = 13984297 is a prime.

It is a super-2 number, since 2×14000681² = 392038136927522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14000611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7000340 + 7000341.

It is an arithmetic number, because the mean of its divisors is an integer number (7000341).

Almost surely, 2^14000681 is an apocalyptic number.

It is an amenable number.

14000681 is a deficient number, since it is larger than the sum of its proper divisors (1).

14000681 is an equidigital number, since it uses as much as digits as its factorization.

14000681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 14000681 is about 3741.7483881202. The cubic root of 14000681 is about 241.0181342277.

The spelling of 14000681 in words is "fourteen million, six hundred eighty-one", and thus it is an aban number.