14266639 has 2 divisors, whose sum is σ = 14266640. Its totient is φ = 14266638.

The previous prime is 14266607. The next prime is 14266649. The reversal of 14266639 is 93666241.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14266639 - 2⁵ = 14266607 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14266598 and 14266607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14266649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7133319 + 7133320.

It is an arithmetic number, because the mean of its divisors is an integer number (7133320).

Almost surely, 2^14266639 is an apocalyptic number.

14266639 is a deficient number, since it is larger than the sum of its proper divisors (1).

14266639 is an equidigital number, since it uses as much as digits as its factorization.

14266639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 37.

The square root of 14266639 is about 3777.1204640572. The cubic root of 14266639 is about 242.5347043541.

The spelling of 14266639 in words is "fourteen million, two hundred sixty-six thousand, six hundred thirty-nine".