1315832568 has 64 divisors (see below), whose sum is σ = 3328508160. Its totient is φ = 433445376.

The previous prime is 1315832501. The next prime is 1315832569. The reversal of 1315832568 is 8652385131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315832569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1483021 + ... + 1483907.

It is an arithmetic number, because the mean of its divisors is an integer number (52007940).

Almost surely, 2^1315832568 is an apocalyptic number.

It is an amenable number.

1315832568 is an abundant number, since it is smaller than the sum of its proper divisors (2012675592).

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

1315832568 is a wasteful number, since it uses less digits than its factorization.

1315832568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1556 (or 1552 counting only the distinct ones).

The product of its digits is 172800, while the sum is 42.

The square root of 1315832568 is about 36274.4065147867. The cubic root of 1315832568 is about 1095.8056713199.

The spelling of 1315832568 in words is "one billion, three hundred fifteen million, eight hundred thirty-two thousand, five hundred sixty-eight".