1317948353 has 8 divisors (see below), whose sum is σ = 1363507200. Its totient is φ = 1272579840.

The previous prime is 1317948349. The next prime is 1317948367. The reversal of 1317948353 is 3538497131.

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 1317948353 - 2² = 1317948349 is a prime.

It is a super-2 number, since 2×1317948353² = 3473975722350825218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1317941353) 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, 33425 + ... + 61262.

It is an arithmetic number, because the mean of its divisors is an integer number (170438400).

Almost surely, 2^1317948353 is an apocalyptic number.

It is an amenable number.

1317948353 is a deficient number, since it is larger than the sum of its proper divisors (45558847).

1317948353 is an equidigital number, since it uses as much as digits as its factorization.

1317948353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95167.

The product of its digits is 272160, while the sum is 44.

The square root of 1317948353 is about 36303.5584068559. The cubic root of 1317948353 is about 1096.3926881640.

The spelling of 1317948353 in words is "one billion, three hundred seventeen million, nine hundred forty-eight thousand, three hundred fifty-three".