1313236316 has 12 divisors (see below), whose sum is σ = 2626472688. Its totient is φ = 562815552.

The previous prime is 1313236307. The next prime is 1313236321. The reversal of 1313236316 is 6136323131.

1313236316 is an admirable number.

It is a super-2 number, since 2×1313236316² = 3449179243322503712, which contains 22 as substring.

It is a congruent number.

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, 23450621 + ... + 23450676.

It is an arithmetic number, because the mean of its divisors is an integer number (218872724).

Almost surely, 2^1313236316 is an apocalyptic number.

It is an amenable number.

1313236316 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1313236316 is a wasteful number, since it uses less digits than its factorization.

1313236316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46901308 (or 46901306 counting only the distinct ones).

The product of its digits is 5832, while the sum is 29.

The square root of 1313236316 is about 36238.6025668761. The cubic root of 1313236316 is about 1095.0844901897.

Adding to 1313236316 its reverse (6136323131), we get a palindrome (7449559447).

The spelling of 1313236316 in words is "one billion, three hundred thirteen million, two hundred thirty-six thousand, three hundred sixteen".