9745022321 has 2 divisors, whose sum is σ = 9745022322. Its totient is φ = 9745022320.

The previous prime is 9745022317. The next prime is 9745022333. The reversal of 9745022321 is 1232205479.

It is a happy number.

9745022321 is digitally balanced in base 2, because in such base 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., 4975186225 + 4769836096 = 70535^2 + 69064^2 .

It is an emirp because it is prime and its reverse (1232205479) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9745022321 - 2² = 9745022317 is a prime.

It is not a weakly prime, because it can be changed into another prime (9745022351) 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, 4872511160 + 4872511161.

It is an arithmetic number, because the mean of its divisors is an integer number (4872511161).

Almost surely, 2^9745022321 is an apocalyptic number.

It is an amenable number.

9745022321 is a deficient number, since it is larger than the sum of its proper divisors (1).

9745022321 is an equidigital number, since it uses as much as digits as its factorization.

9745022321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 9745022321 is about 98716.8796153930. The cubic root of 9745022321 is about 2135.9657247168.

The spelling of 9745022321 in words is "nine billion, seven hundred forty-five million, twenty-two thousand, three hundred twenty-one".