561652573 has 2 divisors, whose sum is σ = 561652574. Its totient is φ = 561652572.

The previous prime is 561652561. The next prime is 561652577. The reversal of 561652573 is 375256165.

561652573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 559700964 + 1951609 = 23658^2 + 1397^2 .

It is a cyclic number.

It is not a de Polignac number, because 561652573 - 2⁹ = 561652061 is a prime.

It is a super-2 number, since 2×561652573² = 630907225515040658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (561652577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280826286 + 280826287.

It is an arithmetic number, because the mean of its divisors is an integer number (280826287).

Almost surely, 2^561652573 is an apocalyptic number.

It is an amenable number.

561652573 is a deficient number, since it is larger than the sum of its proper divisors (1).

561652573 is an equidigital number, since it uses as much as digits as its factorization.

561652573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 189000, while the sum is 40.

The square root of 561652573 is about 23699.2103876901. The cubic root of 561652573 is about 825.0670642758.

The spelling of 561652573 in words is "five hundred sixty-one million, six hundred fifty-two thousand, five hundred seventy-three".