1317260684 has 6 divisors (see below), whose sum is σ = 2305206204. Its totient is φ = 658630340.

The previous prime is 1317260683. The next prime is 1317260687. The reversal of 1317260684 is 4860627131.

It is a super-2 number, since 2×1317260684² = 3470351419224295712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1317260683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164657582 + ... + 164657589.

It is an arithmetic number, because the mean of its divisors is an integer number (384201034).

Almost surely, 2^1317260684 is an apocalyptic number.

It is an amenable number.

1317260684 is a deficient number, since it is larger than the sum of its proper divisors (987945520).

1317260684 is a wasteful number, since it uses less digits than its factorization.

1317260684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329315175 (or 329315173 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 1317260684 is about 36294.0860747312. The cubic root of 1317260684 is about 1096.2019658617.

The spelling of 1317260684 in words is "one billion, three hundred seventeen million, two hundred sixty thousand, six hundred eighty-four".