565136329 has 2 divisors, whose sum is σ = 565136330. Its totient is φ = 565136328.

The previous prime is 565136317. The next prime is 565136353. The reversal of 565136329 is 923631565.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 418120704 + 147015625 = 20448^2 + 12125^2 .

It is a cyclic number.

It is not a de Polignac number, because 565136329 - 2¹⁷ = 565005257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 565136291 and 565136300.

It is not a weakly prime, because it can be changed into another prime (565136359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282568164 + 282568165.

It is an arithmetic number, because the mean of its divisors is an integer number (282568165).

Almost surely, 2^565136329 is an apocalyptic number.

It is an amenable number.

565136329 is a deficient number, since it is larger than the sum of its proper divisors (1).

565136329 is an equidigital number, since it uses as much as digits as its factorization.

565136329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145800, while the sum is 40.

The square root of 565136329 is about 23772.5961771112. The cubic root of 565136329 is about 826.7694273884.

The spelling of 565136329 in words is "five hundred sixty-five million, one hundred thirty-six thousand, three hundred twenty-nine".