16984199 has 2 divisors, whose sum is σ = 16984200. Its totient is φ = 16984198.

The previous prime is 16984171. The next prime is 16984211. The reversal of 16984199 is 99148961.

It is a strong prime.

It is an emirp because it is prime and its reverse (99148961) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16984199 - 2⁸ = 16983943 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 (16989199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8492099 + 8492100.

It is an arithmetic number, because the mean of its divisors is an integer number (8492100).

Almost surely, 2^16984199 is an apocalyptic number.

16984199 is a deficient number, since it is larger than the sum of its proper divisors (1).

16984199 is an equidigital number, since it uses as much as digits as its factorization.

16984199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 47.

The square root of 16984199 is about 4121.1890274531. The cubic root of 16984199 is about 257.0484700174.

The spelling of 16984199 in words is "sixteen million, nine hundred eighty-four thousand, one hundred ninety-nine".