16044913 has 2 divisors, whose sum is σ = 16044914. Its totient is φ = 16044912.

The previous prime is 16044893. The next prime is 16044947. The reversal of 16044913 is 31944061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9138529 + 6906384 = 3023^2 + 2628^2 .

It is a cyclic number.

It is not a de Polignac number, because 16044913 - 2¹⁷ = 15913841 is a prime.

It is not a weakly prime, because it can be changed into another prime (16044313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8022456 + 8022457.

It is an arithmetic number, because the mean of its divisors is an integer number (8022457).

Almost surely, 2^16044913 is an apocalyptic number.

It is an amenable number.

16044913 is a deficient number, since it is larger than the sum of its proper divisors (1).

16044913 is an equidigital number, since it uses as much as digits as its factorization.

16044913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 16044913 is about 4005.6101907200. The cubic root of 16044913 is about 252.2197681829.

Adding to 16044913 its reverse (31944061), we get a palindrome (47988974).

The spelling of 16044913 in words is "sixteen million, forty-four thousand, nine hundred thirteen".