11779361317 has 8 divisors (see below), whose sum is σ = 12195899640. Its totient is φ = 11363513280.

The previous prime is 11779361299. The next prime is 11779361333. The reversal of 11779361317 is 71316397711.

11779361317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 956912356 + 10822448961 = 30934^2 + 104031^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11779361317 - 2¹⁵ = 11779328549 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 (11779361717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137718 + ... + 206215.

It is an arithmetic number, because the mean of its divisors is an integer number (1524487455).

Almost surely, 2^11779361317 is an apocalyptic number.

It is an amenable number.

11779361317 is a deficient number, since it is larger than the sum of its proper divisors (416538323).

11779361317 is a wasteful number, since it uses less digits than its factorization.

11779361317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345143.

The product of its digits is 166698, while the sum is 46.

The spelling of 11779361317 in words is "eleven billion, seven hundred seventy-nine million, three hundred sixty-one thousand, three hundred seventeen".