1317133144 has 8 divisors (see below), whose sum is σ = 2469624660. Its totient is φ = 658566568.

The previous prime is 1317133127. The next prime is 1317133163. The reversal of 1317133144 is 4413317131.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82320814 + ... + 82320829.

Almost surely, 2^1317133144 is an apocalyptic number.

It is an amenable number.

1317133144 is a deficient number, since it is larger than the sum of its proper divisors (1152491516).

1317133144 is a wasteful number, since it uses less digits than its factorization.

1317133144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164641649 (or 164641645 counting only the distinct ones).

The product of its digits is 3024, while the sum is 28.

The square root of 1317133144 is about 36292.3289966351. The cubic root of 1317133144 is about 1096.1665858460.

The spelling of 1317133144 in words is "one billion, three hundred seventeen million, one hundred thirty-three thousand, one hundred forty-four".