563796977 has 2 divisors, whose sum is σ = 563796978. Its totient is φ = 563796976.

The previous prime is 563796943. The next prime is 563796983. The reversal of 563796977 is 779697365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 543402721 + 20394256 = 23311^2 + 4516^2 .

It is a cyclic number.

It is not a de Polignac number, because 563796977 - 2¹² = 563792881 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (563796997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281898488 + 281898489.

It is an arithmetic number, because the mean of its divisors is an integer number (281898489).

Almost surely, 2^563796977 is an apocalyptic number.

It is an amenable number.

563796977 is a deficient number, since it is larger than the sum of its proper divisors (1).

563796977 is an equidigital number, since it uses as much as digits as its factorization.

563796977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15002820, while the sum is 59.

The square root of 563796977 is about 23744.4093841056. The cubic root of 563796977 is about 826.1157731792.

The spelling of 563796977 in words is "five hundred sixty-three million, seven hundred ninety-six thousand, nine hundred seventy-seven".