1317768314 has 16 divisors (see below), whose sum is σ = 1988544168. Its totient is φ = 654930432.

The previous prime is 1317768259. The next prime is 1317768317. The reversal of 1317768314 is 4138677131.

It can be written as a sum of positive squares in 4 ways, for example, as 1313700025 + 4068289 = 36245^2 + 2017^2 .

It is not an unprimeable number, because it can be changed into a prime (1317768317) 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, 313394 + ... + 317570.

Almost surely, 2^1317768314 is an apocalyptic number.

1317768314 is a deficient number, since it is larger than the sum of its proper divisors (670775854).

1317768314 is a wasteful number, since it uses less digits than its factorization.

1317768314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5089.

The product of its digits is 84672, while the sum is 41.

The square root of 1317768314 is about 36301.0786892070. The cubic root of 1317768314 is about 1096.3427614650.

The spelling of 1317768314 in words is "one billion, three hundred seventeen million, seven hundred sixty-eight thousand, three hundred fourteen".