9944001337 has 2 divisors, whose sum is σ = 9944001338. Its totient is φ = 9944001336.

The previous prime is 9944001323. The next prime is 9944001349. The reversal of 9944001337 is 7331004499.

It is a happy number.

9944001337 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., 9829532736 + 114468601 = 99144^2 + 10699^2 .

It is a cyclic number.

It is not a de Polignac number, because 9944001337 - 2⁷ = 9944001209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9944001337.

It is not a weakly prime, because it can be changed into another prime (9944004337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4972000668 + 4972000669.

It is an arithmetic number, because the mean of its divisors is an integer number (4972000669).

Almost surely, 2^9944001337 is an apocalyptic number.

It is an amenable number.

9944001337 is a deficient number, since it is larger than the sum of its proper divisors (1).

9944001337 is an equidigital number, since it uses as much as digits as its factorization.

9944001337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 9944001337 is about 99719.6136023400. The cubic root of 9944001337 is about 2150.4056445359.

The spelling of 9944001337 in words is "nine billion, nine hundred forty-four million, one thousand, three hundred thirty-seven".