8253111617 has 4 divisors (see below), whose sum is σ = 8519341056. Its totient is φ = 7986882180.

The previous prime is 8253111547. The next prime is 8253111623. The reversal of 8253111617 is 7161113528.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8253111617 - 2³⁰ = 7179369793 is a prime.

It is a super-2 number, since 2×8253111617² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8253111017) 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, 133114673 + ... + 133114734.

It is an arithmetic number, because the mean of its divisors is an integer number (2129835264).

Almost surely, 2^8253111617 is an apocalyptic number.

It is an amenable number.

8253111617 is a deficient number, since it is larger than the sum of its proper divisors (266229439).

8253111617 is a wasteful number, since it uses less digits than its factorization.

8253111617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266229438.

The product of its digits is 10080, while the sum is 35.

The square root of 8253111617 is about 90846.6378959618. The cubic root of 8253111617 is about 2020.8740145647.

The spelling of 8253111617 in words is "eight billion, two hundred fifty-three million, one hundred eleven thousand, six hundred seventeen".