565341949 has 2 divisors, whose sum is σ = 565341950. Its totient is φ = 565341948.

The previous prime is 565341929. The next prime is 565342033. The reversal of 565341949 is 949143565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 563112900 + 2229049 = 23730^2 + 1493^2 .

It is a cyclic number.

It is not a de Polignac number, because 565341949 - 2⁹ = 565341437 is a prime.

It is a super-2 number, since 2×565341949² = 639223038598237202, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 565341899 and 565341908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (565341929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282670974 + 282670975.

It is an arithmetic number, because the mean of its divisors is an integer number (282670975).

Almost surely, 2^565341949 is an apocalyptic number.

It is an amenable number.

565341949 is a deficient number, since it is larger than the sum of its proper divisors (1).

565341949 is an equidigital number, since it uses as much as digits as its factorization.

565341949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 583200, while the sum is 46.

The square root of 565341949 is about 23776.9205112857. The cubic root of 565341949 is about 826.8696862153.

The spelling of 565341949 in words is "five hundred sixty-five million, three hundred forty-one thousand, nine hundred forty-nine".