1317349017 has 6 divisors (see below), whose sum is σ = 1902837482. Its totient is φ = 878232672.

The previous prime is 1317349013. The next prime is 1317349031. The reversal of 1317349017 is 7109437131.

It can be written as a sum of positive squares in only one way, i.e., 1075577616 + 241771401 = 32796^2 + 15549^2 .

It is not a de Polignac number, because 1317349017 - 2² = 1317349013 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1317349013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73186048 + ... + 73186065.

Almost surely, 2^1317349017 is an apocalyptic number.

It is an amenable number.

1317349017 is a deficient number, since it is larger than the sum of its proper divisors (585488465).

1317349017 is a wasteful number, since it uses less digits than its factorization.

1317349017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146372119 (or 146372116 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 1317349017 is about 36295.3029605760. The cubic root of 1317349017 is about 1096.2264683881.

The spelling of 1317349017 in words is "one billion, three hundred seventeen million, three hundred forty-nine thousand, seventeen".