564562541 has 2 divisors, whose sum is σ = 564562542. Its totient is φ = 564562540.

The previous prime is 564562513. The next prime is 564562547. The reversal of 564562541 is 145265465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 511709641 + 52852900 = 22621^2 + 7270^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-564562541 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 564562495 and 564562504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (564562547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282281270 + 282281271.

It is an arithmetic number, because the mean of its divisors is an integer number (282281271).

Almost surely, 2^564562541 is an apocalyptic number.

It is an amenable number.

564562541 is a deficient number, since it is larger than the sum of its proper divisors (1).

564562541 is an equidigital number, since it uses as much as digits as its factorization.

564562541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144000, while the sum is 38.

The square root of 564562541 is about 23760.5248468968. The cubic root of 564562541 is about 826.4895238245.

It can be divided in two parts, 5645 and 62541, that added together give a palindrome (68186).

The spelling of 564562541 in words is "five hundred sixty-four million, five hundred sixty-two thousand, five hundred forty-one".