2617811317 has 32 divisors (see below), whose sum is σ = 3226849920. Its totient is φ = 2092677120.

The previous prime is 2617811299. The next prime is 2617811321. The reversal of 2617811317 is 7131187162.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2617811317 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 (2617817317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 254323 + ... + 264415.

It is an arithmetic number, because the mean of its divisors is an integer number (100839060).

Almost surely, 2^2617811317 is an apocalyptic number.

It is an amenable number.

2617811317 is a deficient number, since it is larger than the sum of its proper divisors (609038603).

2617811317 is a wasteful number, since it uses less digits than its factorization.

2617811317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10213.

The product of its digits is 14112, while the sum is 37.

The square root of 2617811317 is about 51164.5513710420. The cubic root of 2617811317 is about 1378.2016968588.

Adding to 2617811317 its reverse (7131187162), we get a palindrome (9748998479).

The spelling of 2617811317 in words is "two billion, six hundred seventeen million, eight hundred eleven thousand, three hundred seventeen".