1316239044 has 48 divisors (see below), whose sum is σ = 3174259200. Its totient is φ = 424062720.

The previous prime is 1316239027. The next prime is 1316239081. The reversal of 1316239044 is 4409326131.

It is a junction number, because it is equal to n+sod(n) for n = 1316238996 and 1316239014.

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, 388542 + ... + 391914.

It is an arithmetic number, because the mean of its divisors is an integer number (66130400).

Almost surely, 2^1316239044 is an apocalyptic number.

It is an amenable number.

1316239044 is an abundant number, since it is smaller than the sum of its proper divisors (1858020156).

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

1316239044 is a wasteful number, since it uses less digits than its factorization.

1316239044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4460 (or 4458 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 1316239044 is about 36280.0088754124. The cubic root of 1316239044 is about 1095.9184954131.

The spelling of 1316239044 in words is "one billion, three hundred sixteen million, two hundred thirty-nine thousand, forty-four".