560645641 has 2 divisors, whose sum is σ = 560645642. Its totient is φ = 560645640.

The previous prime is 560645627. The next prime is 560645651. The reversal of 560645641 is 146546065.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 411927616 + 148718025 = 20296^2 + 12195^2 .

It is a cyclic number.

It is not a de Polignac number, because 560645641 - 2²⁵ = 527091209 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 560645641.

It is not a weakly prime, because it can be changed into another prime (560645651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280322820 + 280322821.

It is an arithmetic number, because the mean of its divisors is an integer number (280322821).

Almost surely, 2^560645641 is an apocalyptic number.

It is an amenable number.

560645641 is a deficient number, since it is larger than the sum of its proper divisors (1).

560645641 is an equidigital number, since it uses as much as digits as its factorization.

560645641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 560645641 is about 23677.9568586481. The cubic root of 560645641 is about 824.5737086304.

The spelling of 560645641 in words is "five hundred sixty million, six hundred forty-five thousand, six hundred forty-one".