9724353161 has 2 divisors, whose sum is σ = 9724353162. Its totient is φ = 9724353160.

The previous prime is 9724353139. The next prime is 9724353257. The reversal of 9724353161 is 1613534279.

9724353161 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., 5814977536 + 3909375625 = 76256^2 + 62525^2 .

It is a cyclic number.

It is not a de Polignac number, because 9724353161 - 2⁶ = 9724353097 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (9724353131) 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, 4862176580 + 4862176581.

It is an arithmetic number, because the mean of its divisors is an integer number (4862176581).

Almost surely, 2^9724353161 is an apocalyptic number.

It is an amenable number.

9724353161 is a deficient number, since it is larger than the sum of its proper divisors (1).

9724353161 is an equidigital number, since it uses as much as digits as its factorization.

9724353161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 41.

The square root of 9724353161 is about 98612.1349581277. The cubic root of 9724353161 is about 2134.4545303956.

The spelling of 9724353161 in words is "nine billion, seven hundred twenty-four million, three hundred fifty-three thousand, one hundred sixty-one".