9724455133 has 2 divisors, whose sum is σ = 9724455134. Its totient is φ = 9724455132.

The previous prime is 9724455077. The next prime is 9724455173. The reversal of 9724455133 is 3315544279.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7375889689 + 2348565444 = 85883^2 + 48462^2 .

It is an emirp because it is prime and its reverse (3315544279) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9724455133 - 2²⁵ = 9690900701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9724455133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9724455173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4862227566 + 4862227567.

It is an arithmetic number, because the mean of its divisors is an integer number (4862227567).

Almost surely, 2^9724455133 is an apocalyptic number.

It is an amenable number.

9724455133 is a deficient number, since it is larger than the sum of its proper divisors (1).

9724455133 is an equidigital number, since it uses as much as digits as its factorization.

9724455133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600, while the sum is 43.

The square root of 9724455133 is about 98612.6519925309. The cubic root of 9724455133 is about 2134.4619911776.

The spelling of 9724455133 in words is "nine billion, seven hundred twenty-four million, four hundred fifty-five thousand, one hundred thirty-three".