565625471 has 2 divisors, whose sum is σ = 565625472. Its totient is φ = 565625470.

The previous prime is 565625443. The next prime is 565625491. The reversal of 565625471 is 174526565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 565625471 - 2¹⁰ = 565624447 is a prime.

It is a super-3 number, since 3×565625471³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (565625491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282812735 + 282812736.

It is an arithmetic number, because the mean of its divisors is an integer number (282812736).

Almost surely, 2^565625471 is an apocalyptic number.

565625471 is a deficient number, since it is larger than the sum of its proper divisors (1).

565625471 is an equidigital number, since it uses as much as digits as its factorization.

565625471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252000, while the sum is 41.

The square root of 565625471 is about 23782.8818901327. The cubic root of 565625471 is about 827.0078896326.

The spelling of 565625471 in words is "five hundred sixty-five million, six hundred twenty-five thousand, four hundred seventy-one".