14213687 has 2 divisors, whose sum is σ = 14213688. Its totient is φ = 14213686.

The previous prime is 14213677. The next prime is 14213707. The reversal of 14213687 is 78631241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14213687 - 2⁸ = 14213431 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 (14213627) 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, 7106843 + 7106844.

It is an arithmetic number, because the mean of its divisors is an integer number (7106844).

Almost surely, 2^14213687 is an apocalyptic number.

14213687 is a deficient number, since it is larger than the sum of its proper divisors (1).

14213687 is an equidigital number, since it uses as much as digits as its factorization.

14213687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 32.

The square root of 14213687 is about 3770.1043752130. The cubic root of 14213687 is about 242.2342687369.

The spelling of 14213687 in words is "fourteen million, two hundred thirteen thousand, six hundred eighty-seven".