13381170617 has 4 divisors (see below), whose sum is σ = 13403510400. Its totient is φ = 13358830836.

The previous prime is 13381170613. The next prime is 13381170619. The reversal of 13381170617 is 71607118331.

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 13381170617 - 2² = 13381170613 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13381170613) 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, 11168993 + ... + 11170190.

It is an arithmetic number, because the mean of its divisors is an integer number (3350877600).

Almost surely, 2^13381170617 is an apocalyptic number.

It is an amenable number.

13381170617 is a deficient number, since it is larger than the sum of its proper divisors (22339783).

13381170617 is an equidigital number, since it uses as much as digits as its factorization.

13381170617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22339782.

The product of its (nonzero) digits is 21168, while the sum is 38.

Adding to 13381170617 its reverse (71607118331), we get a palindrome (84988288948).

The spelling of 13381170617 in words is "thirteen billion, three hundred eighty-one million, one hundred seventy thousand, six hundred seventeen".