566121763 has 2 divisors, whose sum is σ = 566121764. Its totient is φ = 566121762.

The previous prime is 566121761. The next prime is 566121769. The reversal of 566121763 is 367121665.

566121763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 566121763 - 2¹ = 566121761 is a prime.

Together with 566121761, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (566121761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283060881 + 283060882.

It is an arithmetic number, because the mean of its divisors is an integer number (283060882).

Almost surely, 2^566121763 is an apocalyptic number.

566121763 is a deficient number, since it is larger than the sum of its proper divisors (1).

566121763 is an equidigital number, since it uses as much as digits as its factorization.

566121763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 37.

The square root of 566121763 is about 23793.3134094434. The cubic root of 566121763 is about 827.2496971164.

The spelling of 566121763 in words is "five hundred sixty-six million, one hundred twenty-one thousand, seven hundred sixty-three".