16713647 has 2 divisors, whose sum is σ = 16713648. Its totient is φ = 16713646.

The previous prime is 16713637. The next prime is 16713649. The reversal of 16713647 is 74631761.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16713647 - 2⁶ = 16713583 is a prime.

Together with 16713649, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16713649) 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, 8356823 + 8356824.

It is an arithmetic number, because the mean of its divisors is an integer number (8356824).

Almost surely, 2^16713647 is an apocalyptic number.

16713647 is a deficient number, since it is larger than the sum of its proper divisors (1).

16713647 is an equidigital number, since it uses as much as digits as its factorization.

16713647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 35.

The square root of 16713647 is about 4088.2327477775. The cubic root of 16713647 is about 255.6762621193.

The spelling of 16713647 in words is "sixteen million, seven hundred thirteen thousand, six hundred forty-seven".