560534621 has 2 divisors, whose sum is σ = 560534622. Its totient is φ = 560534620.

The previous prime is 560534603. The next prime is 560534641. The reversal of 560534621 is 126435065.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 359292025 + 201242596 = 18955^2 + 14186^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-560534621 is a prime.

It is a super-2 number, since 2×560534621² = 628398122679227282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (560534641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280267310 + 280267311.

It is an arithmetic number, because the mean of its divisors is an integer number (280267311).

Almost surely, 2^560534621 is an apocalyptic number.

It is an amenable number.

560534621 is a deficient number, since it is larger than the sum of its proper divisors (1).

560534621 is an equidigital number, since it uses as much as digits as its factorization.

560534621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 560534621 is about 23675.6123680043. The cubic root of 560534621 is about 824.5192772096.

Adding to 560534621 its reverse (126435065), we get a palindrome (686969686).

The spelling of 560534621 in words is "five hundred sixty million, five hundred thirty-four thousand, six hundred twenty-one".