14007709 has 2 divisors, whose sum is σ = 14007710. Its totient is φ = 14007708.

The previous prime is 14007703. The next prime is 14007733. The reversal of 14007709 is 90770041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9180900 + 4826809 = 3030^2 + 2197^2 .

It is an emirp because it is prime and its reverse (90770041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14007709 - 2⁹ = 14007197 is a prime.

It is a super-2 number, since 2×14007709² = 392431822857362, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14007703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7003854 + 7003855.

It is an arithmetic number, because the mean of its divisors is an integer number (7003855).

Almost surely, 2^14007709 is an apocalyptic number.

It is an amenable number.

14007709 is a deficient number, since it is larger than the sum of its proper divisors (1).

14007709 is an equidigital number, since it uses as much as digits as its factorization.

14007709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 14007709 is about 3742.6874034576. The cubic root of 14007709 is about 241.0584558877.

The spelling of 14007709 in words is "fourteen million, seven thousand, seven hundred nine".