560999977 has 2 divisors, whose sum is σ = 560999978. Its totient is φ = 560999976.

The previous prime is 560999951. The next prime is 561000047. The reversal of 560999977 is 779999065.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 560931856 + 68121 = 23684^2 + 261^2 .

It is a cyclic number.

It is not a de Polignac number, because 560999977 - 2¹¹ = 560997929 is a prime.

It is not a weakly prime, because it can be changed into another prime (560999477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280499988 + 280499989.

It is an arithmetic number, because the mean of its divisors is an integer number (280499989).

Almost surely, 2^560999977 is an apocalyptic number.

It is an amenable number.

560999977 is a deficient number, since it is larger than the sum of its proper divisors (1).

560999977 is an equidigital number, since it uses as much as digits as its factorization.

560999977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9644670, while the sum is 61.

The square root of 560999977 is about 23685.4380791236. The cubic root of 560999977 is about 824.7473861412.

The spelling of 560999977 in words is "five hundred sixty million, nine hundred ninety-nine thousand, nine hundred seventy-seven".