16319 has 2 divisors, whose sum is σ = 16320. Its totient is φ = 16318.

The previous prime is 16301. The next prime is 16333. The reversal of 16319 is 91361.

16319 is nontrivially palindromic in base 4 and base 9.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16319 - 2⁸ = 16063 is a prime.

It is a super-2 number, since 2×16319² = 532619522, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16339) 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, 8159 + 8160.

It is an arithmetic number, because the mean of its divisors is an integer number (8160).

2¹⁶³¹⁹ is an apocalyptic number.

16319 is a deficient number, since it is larger than the sum of its proper divisors (1).

16319 is an equidigital number, since it uses as much as digits as its factorization.

16319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 162, while the sum is 20.

The square root of 16319 is about 127.7458414196. The cubic root of 16319 is about 25.3647847288.

The spelling of 16319 in words is "sixteen thousand, three hundred nineteen".