1313513564 has 18 divisors (see below), whose sum is σ = 2526614832. Its totient is φ = 597051400.

The previous prime is 1313513563. The next prime is 1313513587. The reversal of 1313513564 is 4653153131.

It is a self number, because there is not a number n which added to its sum of digits gives 1313513564.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313513563) 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 5 ways as a sum of consecutive naturals, for example, 1356452 + ... + 1357419.

Almost surely, 2^1313513564 is an apocalyptic number.

It is an amenable number.

1313513564 is a deficient number, since it is larger than the sum of its proper divisors (1213101268).

1313513564 is a wasteful number, since it uses less digits than its factorization.

1313513564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2713897 (or 2713884 counting only the distinct ones).

The product of its digits is 16200, while the sum is 32.

The square root of 1313513564 is about 36242.4276780681. The cubic root of 1313513564 is about 1095.1615488317.

Adding to 1313513564 its reverse (4653153131), we get a palindrome (5966666695).

The spelling of 1313513564 in words is "one billion, three hundred thirteen million, five hundred thirteen thousand, five hundred sixty-four".