8096172509 has 2 divisors, whose sum is σ = 8096172510. Its totient is φ = 8096172508.

The previous prime is 8096172493. The next prime is 8096172521. The reversal of 8096172509 is 9052716908.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4177036900 + 3919135609 = 64630^2 + 62603^2 .

It is a cyclic number.

It is not a de Polignac number, because 8096172509 - 2⁴ = 8096172493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8096172589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4048086254 + 4048086255.

It is an arithmetic number, because the mean of its divisors is an integer number (4048086255).

Almost surely, 2^8096172509 is an apocalyptic number.

It is an amenable number.

8096172509 is a deficient number, since it is larger than the sum of its proper divisors (1).

8096172509 is an equidigital number, since it uses as much as digits as its factorization.

8096172509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 47.

The square root of 8096172509 is about 89978.7336485683. The cubic root of 8096172509 is about 2007.9824734222.

The spelling of 8096172509 in words is "eight billion, ninety-six million, one hundred seventy-two thousand, five hundred nine".