16004273 has 2 divisors, whose sum is σ = 16004274. Its totient is φ = 16004272.

The previous prime is 16004207. The next prime is 16004279. The reversal of 16004273 is 37240061.

16004273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12439729 + 3564544 = 3527^2 + 1888^2 .

It is an emirp because it is prime and its reverse (37240061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16004273 - 2¹⁴ = 15987889 is a prime.

It is a super-2 number, since 2×16004273² = 512273508517058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16004279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8002136 + 8002137.

It is an arithmetic number, because the mean of its divisors is an integer number (8002137).

Almost surely, 2^16004273 is an apocalyptic number.

It is an amenable number.

16004273 is a deficient number, since it is larger than the sum of its proper divisors (1).

16004273 is an equidigital number, since it uses as much as digits as its factorization.

16004273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 16004273 is about 4000.5340893436. The cubic root of 16004273 is about 252.0066398267.

The spelling of 16004273 in words is "sixteen million, four thousand, two hundred seventy-three".