8352159397 has 4 divisors (see below), whose sum is σ = 8352371500. Its totient is φ = 8351947296.

The previous prime is 8352159377. The next prime is 8352159401. The reversal of 8352159397 is 7939512538.

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 301404321 + 8050755076 = 17361^2 + 89726^2 .

It is a cyclic number.

It is not a de Polignac number, because 8352159397 - 2⁷ = 8352159269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8352159307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27678 + ... + 132175.

It is an arithmetic number, because the mean of its divisors is an integer number (2088092875).

Almost surely, 2^8352159397 is an apocalyptic number.

It is an amenable number.

8352159397 is a deficient number, since it is larger than the sum of its proper divisors (212103).

8352159397 is a wasteful number, since it uses less digits than its factorization.

8352159397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212102.

The product of its digits is 2041200, while the sum is 52.

The square root of 8352159397 is about 91390.1493433510. The cubic root of 8352159397 is about 2028.9262359076.

The spelling of 8352159397 in words is "eight billion, three hundred fifty-two million, one hundred fifty-nine thousand, three hundred ninety-seven".