1313408056 has 16 divisors (see below), whose sum is σ = 2463048000. Its totient is φ = 656595264.

The previous prime is 1313408053. The next prime is 1313408069. The reversal of 1313408056 is 6508043131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313408051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63321 + ... + 81463.

It is an arithmetic number, because the mean of its divisors is an integer number (153940500).

Almost surely, 2^1313408056 is an apocalyptic number.

It is an amenable number.

1313408056 is a deficient number, since it is larger than the sum of its proper divisors (1149639944).

1313408056 is a wasteful number, since it uses less digits than its factorization.

1313408056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27198 (or 27194 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1313408056 is about 36240.9720620184. The cubic root of 1313408056 is about 1095.1322250897.

The spelling of 1313408056 in words is "one billion, three hundred thirteen million, four hundred eight thousand, fifty-six".