8538582313 has 4 divisors (see below), whose sum is σ = 8655549268. Its totient is φ = 8421615360.

The previous prime is 8538582293. The next prime is 8538582323. The reversal of 8538582313 is 3132858358.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5635204624 + 2903377689 = 75068^2 + 53883^2 .

It is a cyclic number.

It is not a de Polignac number, because 8538582313 - 2⁵ = 8538582281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8538582323) 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 in 3 ways as a sum of consecutive naturals, for example, 58483368 + ... + 58483513.

It is an arithmetic number, because the mean of its divisors is an integer number (2163887317).

Almost surely, 2^8538582313 is an apocalyptic number.

It is an amenable number.

8538582313 is a deficient number, since it is larger than the sum of its proper divisors (116966955).

8538582313 is a wasteful number, since it uses less digits than its factorization.

8538582313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116966954.

The product of its digits is 691200, while the sum is 46.

The square root of 8538582313 is about 92404.4496385320. The cubic root of 8538582313 is about 2043.9107278595.

The spelling of 8538582313 in words is "eight billion, five hundred thirty-eight million, five hundred eighty-two thousand, three hundred thirteen".