1317244344 has 64 divisors (see below), whose sum is σ = 3553200000. Its totient is φ = 404532096.

The previous prime is 1317244307. The next prime is 1317244361. The reversal of 1317244344 is 4434427131.

It is a congruent number.

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, 171907 + ... + 179405.

It is an arithmetic number, because the mean of its divisors is an integer number (55518750).

Almost surely, 2^1317244344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1317244344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1776600000).

1317244344 is an abundant number, since it is smaller than the sum of its proper divisors (2235955656).

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

1317244344 is a wasteful number, since it uses less digits than its factorization.

1317244344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8084 (or 8080 counting only the distinct ones).

The product of its digits is 32256, while the sum is 33.

The square root of 1317244344 is about 36293.8609684889. The cubic root of 1317244344 is about 1096.1974332195.

The spelling of 1317244344 in words is "one billion, three hundred seventeen million, two hundred forty-four thousand, three hundred forty-four".