568532513 has 6 divisors (see below), whose sum is σ = 602079714. Its totient is φ = 534996896.

The previous prime is 568532509. The next prime is 568532519. The reversal of 568532513 is 315235865.

It can be written as a sum of positive squares in only one way, i.e., 535089424 + 33443089 = 23132^2 + 5783^2 .

It is not a de Polignac number, because 568532513 - 2² = 568532509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (568532519) 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, 95420 + ... + 101202.

It is an arithmetic number, because the mean of its divisors is an integer number (100346619).

Almost surely, 2^568532513 is an apocalyptic number.

It is an amenable number.

568532513 is a deficient number, since it is larger than the sum of its proper divisors (33547201).

568532513 is an frugal number, since it uses more digits than its factorization.

568532513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11583 (or 5800 counting only the distinct ones).

The product of its digits is 108000, while the sum is 38.

The square root of 568532513 is about 23843.9198329469. The cubic root of 568532513 is about 828.4222764749.

The spelling of 568532513 in words is "five hundred sixty-eight million, five hundred thirty-two thousand, five hundred thirteen".