1317232317 has 8 divisors (see below), whose sum is σ = 1759682880. Its totient is φ = 876468320.

The previous prime is 1317232291. The next prime is 1317232321. The reversal of 1317232317 is 7132327131.

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 1317232317 - 2¹⁵ = 1317199549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1317232337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419817 + ... + 422942.

It is an arithmetic number, because the mean of its divisors is an integer number (219960360).

Almost surely, 2^1317232317 is an apocalyptic number.

It is an amenable number.

1317232317 is a deficient number, since it is larger than the sum of its proper divisors (442450563).

1317232317 is an equidigital number, since it uses as much as digits as its factorization.

1317232317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843283.

The product of its digits is 5292, while the sum is 30.

The square root of 1317232317 is about 36293.6952789324. The cubic root of 1317232317 is about 1096.1940969600.

Adding to 1317232317 its reverse (7132327131), we get a palindrome (8449559448).

The spelling of 1317232317 in words is "one billion, three hundred seventeen million, two hundred thirty-two thousand, three hundred seventeen".