16716671 has 2 divisors, whose sum is σ = 16716672. Its totient is φ = 16716670.

The previous prime is 16716659. The next prime is 16716683. The reversal of 16716671 is 17661761.

It is a balanced prime because it is at equal distance from previous prime (16716659) and next prime (16716683).

It is a cyclic number.

It is not a de Polignac number, because 16716671 - 2¹⁴ = 16700287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16716641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8358335 + 8358336.

It is an arithmetic number, because the mean of its divisors is an integer number (8358336).

Almost surely, 2^16716671 is an apocalyptic number.

16716671 is a deficient number, since it is larger than the sum of its proper divisors (1).

16716671 is an equidigital number, since it uses as much as digits as its factorization.

16716671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584, while the sum is 35.

The square root of 16716671 is about 4088.6025730071. The cubic root of 16716671 is about 255.6916810240.

The spelling of 16716671 in words is "sixteen million, seven hundred sixteen thousand, six hundred seventy-one".