16044169 has 2 divisors, whose sum is σ = 16044170. Its totient is φ = 16044168.

The previous prime is 16044167. The next prime is 16044173. The reversal of 16044169 is 96144061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8410000 + 7634169 = 2900^2 + 2763^2 .

It is a cyclic number.

It is not a de Polignac number, because 16044169 - 2¹ = 16044167 is a prime.

It is a super-2 number, since 2×16044169² = 514830717801122, which contains 22 as substring.

Together with 16044167, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 16044169.

It is not a weakly prime, because it can be changed into another prime (16044167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8022084 + 8022085.

It is an arithmetic number, because the mean of its divisors is an integer number (8022085).

Almost surely, 2^16044169 is an apocalyptic number.

It is an amenable number.

16044169 is a deficient number, since it is larger than the sum of its proper divisors (1).

16044169 is an equidigital number, since it uses as much as digits as its factorization.

16044169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 16044169 is about 4005.5173198976. The cubic root of 16044169 is about 252.2158696594.

The spelling of 16044169 in words is "sixteen million, forty-four thousand, one hundred sixty-nine".