16444741 has 2 divisors, whose sum is σ = 16444742. Its totient is φ = 16444740.

The previous prime is 16444739. The next prime is 16444751. The reversal of 16444741 is 14744461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10048900 + 6395841 = 3170^2 + 2529^2 .

It is a cyclic number.

It is not a de Polignac number, because 16444741 - 2¹ = 16444739 is a prime.

Together with 16444739, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16444751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8222370 + 8222371.

It is an arithmetic number, because the mean of its divisors is an integer number (8222371).

Almost surely, 2^16444741 is an apocalyptic number.

It is an amenable number.

16444741 is a deficient number, since it is larger than the sum of its proper divisors (1).

16444741 is an equidigital number, since it uses as much as digits as its factorization.

16444741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 31.

The square root of 16444741 is about 4055.2115851087. The cubic root of 16444741 is about 254.2976494930.

The spelling of 16444741 in words is "sixteen million, four hundred forty-four thousand, seven hundred forty-one".