1317887682 has 32 divisors (see below), whose sum is σ = 2773056384. Its totient is φ = 416995200.

The previous prime is 1317887677. The next prime is 1317887713. The reversal of 1317887682 is 2867887131.

1317887682 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63294 + ... + 81497.

It is an arithmetic number, because the mean of its divisors is an integer number (86658012).

Almost surely, 2^1317887682 is an apocalyptic number.

1317887682 is an abundant number, since it is smaller than the sum of its proper divisors (1455168702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1317887682 is a wasteful number, since it uses less digits than its factorization.

1317887682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144874.

The product of its digits is 903168, while the sum is 51.

The square root of 1317887682 is about 36302.7227904464. The cubic root of 1317887682 is about 1096.3758639687.

The spelling of 1317887682 in words is "one billion, three hundred seventeen million, eight hundred eighty-seven thousand, six hundred eighty-two".