1316031304 has 32 divisors (see below), whose sum is σ = 2821564800. Its totient is φ = 563713920.

The previous prime is 1316031259. The next prime is 1316031307. The reversal of 1316031304 is 4031306131.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1316031307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124332 + ... + 134500.

It is an arithmetic number, because the mean of its divisors is an integer number (88173900).

Almost surely, 2^1316031304 is an apocalyptic number.

1316031304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1316031304 is an abundant number, since it is smaller than the sum of its proper divisors (1505533496).

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

1316031304 is a wasteful number, since it uses less digits than its factorization.

1316031304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12493 (or 12489 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 1316031304 is about 36277.1457532149. The cubic root of 1316031304 is about 1095.8608366649.

Adding to 1316031304 its reverse (4031306131), we get a palindrome (5347337435).

The spelling of 1316031304 in words is "one billion, three hundred sixteen million, thirty-one thousand, three hundred four".