16016999 has 2 divisors, whose sum is σ = 16017000. Its totient is φ = 16016998.

The previous prime is 16016939. The next prime is 16017007. The reversal of 16016999 is 99961061.

It is a strong prime.

It is an emirp because it is prime and its reverse (99961061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16016999 - 2⁸ = 16016743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16016929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8008499 + 8008500.

It is an arithmetic number, because the mean of its divisors is an integer number (8008500).

Almost surely, 2^16016999 is an apocalyptic number.

16016999 is a deficient number, since it is larger than the sum of its proper divisors (1).

16016999 is an equidigital number, since it uses as much as digits as its factorization.

16016999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 41.

The square root of 16016999 is about 4002.1243109129. The cubic root of 16016999 is about 252.0734175520.

The spelling of 16016999 in words is "sixteen million, sixteen thousand, nine hundred ninety-nine".