9401441389 has 2 divisors, whose sum is σ = 9401441390. Its totient is φ = 9401441388.

The previous prime is 9401441363. The next prime is 9401441417. The reversal of 9401441389 is 9831441049.

9401441389 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4728625225 + 4672816164 = 68765^2 + 68358^2 .

It is an emirp because it is prime and its reverse (9831441049) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9401441389 - 2⁷ = 9401441261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9401441989) 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, 4700720694 + 4700720695.

It is an arithmetic number, because the mean of its divisors is an integer number (4700720695).

Almost surely, 2^9401441389 is an apocalyptic number.

It is an amenable number.

9401441389 is a deficient number, since it is larger than the sum of its proper divisors (1).

9401441389 is an equidigital number, since it uses as much as digits as its factorization.

9401441389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 9401441389 is about 96961.0302595842. The cubic root of 9401441389 is about 2110.5621608069.

The spelling of 9401441389 in words is "nine billion, four hundred one million, four hundred forty-one thousand, three hundred eighty-nine".