565231297 has 2 divisors, whose sum is σ = 565231298. Its totient is φ = 565231296.

The previous prime is 565231241. The next prime is 565231321. The reversal of 565231297 is 792132565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 315559696 + 249671601 = 17764^2 + 15801^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-565231297 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (565231217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282615648 + 282615649.

It is an arithmetic number, because the mean of its divisors is an integer number (282615649).

Almost surely, 2^565231297 is an apocalyptic number.

It is an amenable number.

565231297 is a deficient number, since it is larger than the sum of its proper divisors (1).

565231297 is an equidigital number, since it uses as much as digits as its factorization.

565231297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 113400, while the sum is 40.

The square root of 565231297 is about 23774.5935191330. The cubic root of 565231297 is about 826.8157361210.

The spelling of 565231297 in words is "five hundred sixty-five million, two hundred thirty-one thousand, two hundred ninety-seven".