1310311344 has 20 divisors (see below), whose sum is σ = 3384971096. Its totient is φ = 436770432.

The previous prime is 1310311337. The next prime is 1310311361. The reversal of 1310311344 is 4431130131.

It is a self number, because there is not a number n which added to its sum of digits gives 1310311344.

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, 13649029 + ... + 13649124.

Almost surely, 2^1310311344 is an apocalyptic number.

It is an amenable number.

1310311344 is an abundant number, since it is smaller than the sum of its proper divisors (2074659752).

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

1310311344 is a wasteful number, since it uses less digits than its factorization.

1310311344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27298164 (or 27298158 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1310311344 is about 36198.2229398074. Note that the first 3 decimals coincide. The cubic root of 1310311344 is about 1094.2708583851.

Adding to 1310311344 its reverse (4431130131), we get a palindrome (5741441475).

The spelling of 1310311344 in words is "one billion, three hundred ten million, three hundred eleven thousand, three hundred forty-four".