14069639 has 2 divisors, whose sum is σ = 14069640. Its totient is φ = 14069638.

The previous prime is 14069621. The next prime is 14069647. The reversal of 14069639 is 93696041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14069639 - 2⁸ = 14069383 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14069609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7034819 + 7034820.

It is an arithmetic number, because the mean of its divisors is an integer number (7034820).

Almost surely, 2^14069639 is an apocalyptic number.

14069639 is a deficient number, since it is larger than the sum of its proper divisors (1).

14069639 is an equidigital number, since it uses as much as digits as its factorization.

14069639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 14069639 is about 3750.9517458906. The cubic root of 14069639 is about 241.4131844487.

The spelling of 14069639 in words is "fourteen million, sixty-nine thousand, six hundred thirty-nine".