14056639 has 2 divisors, whose sum is σ = 14056640. Its totient is φ = 14056638.

The previous prime is 14056621. The next prime is 14056649. The reversal of 14056639 is 93665041.

14056639 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14056639 - 2¹⁵ = 14023871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14056649) 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, 7028319 + 7028320.

It is an arithmetic number, because the mean of its divisors is an integer number (7028320).

Almost surely, 2^14056639 is an apocalyptic number.

14056639 is a deficient number, since it is larger than the sum of its proper divisors (1).

14056639 is an equidigital number, since it uses as much as digits as its factorization.

14056639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 14056639 is about 3749.2184518910. The cubic root of 14056639 is about 241.3388082574.

The spelling of 14056639 in words is "fourteen million, fifty-six thousand, six hundred thirty-nine".