1317133156 has 12 divisors (see below), whose sum is σ = 2314877292. Its totient is φ = 655739648.

The previous prime is 1317133127. The next prime is 1317133163. The reversal of 1317133156 is 6513317131.

It can be written as a sum of positive squares in 2 ways, for example, as 149817600 + 1167315556 = 12240^2 + 34166^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 705685 + ... + 707548.

It is an arithmetic number, because the mean of its divisors is an integer number (192906441).

Almost surely, 2^1317133156 is an apocalyptic number.

It is an amenable number.

1317133156 is a deficient number, since it is larger than the sum of its proper divisors (997744136).

1317133156 is a wasteful number, since it uses less digits than its factorization.

1317133156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413470 (or 1413468 counting only the distinct ones).

The product of its digits is 5670, while the sum is 31.

The square root of 1317133156 is about 36292.3291619593. The cubic root of 1317133156 is about 1096.1665891749.

The spelling of 1317133156 in words is "one billion, three hundred seventeen million, one hundred thirty-three thousand, one hundred fifty-six".