564112639 has 2 divisors, whose sum is σ = 564112640. Its totient is φ = 564112638.

The previous prime is 564112631. The next prime is 564112643. The reversal of 564112639 is 936211465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 564112639 - 2³ = 564112631 is a prime.

It is equal to p_29546371 and since 564112639 and 29546371 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 564112598 and 564112607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (564112631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282056319 + 282056320.

It is an arithmetic number, because the mean of its divisors is an integer number (282056320).

Almost surely, 2^564112639 is an apocalyptic number.

564112639 is a deficient number, since it is larger than the sum of its proper divisors (1).

564112639 is an equidigital number, since it uses as much as digits as its factorization.

564112639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 37.

The square root of 564112639 is about 23751.0555344389. The cubic root of 564112639 is about 826.2699212828.

The spelling of 564112639 in words is "five hundred sixty-four million, one hundred twelve thousand, six hundred thirty-nine".