16716319 has 2 divisors, whose sum is σ = 16716320. Its totient is φ = 16716318.

The previous prime is 16716317. The next prime is 16716373. The reversal of 16716319 is 91361761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16716319 - 2¹ = 16716317 is a prime.

It is a super-2 number, since 2×16716319² = 558870641819522, which contains 22 as substring.

Together with 16716317, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16716317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8358159 + 8358160.

It is an arithmetic number, because the mean of its divisors is an integer number (8358160).

Almost surely, 2^16716319 is an apocalyptic number.

16716319 is a deficient number, since it is larger than the sum of its proper divisors (1).

16716319 is an equidigital number, since it uses as much as digits as its factorization.

16716319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804, while the sum is 34.

The square root of 16716319 is about 4088.5595262880. The cubic root of 16716319 is about 255.6898863265.

The spelling of 16716319 in words is "sixteen million, seven hundred sixteen thousand, three hundred nineteen".