563445310233131 has 2 divisors, whose sum is σ = 563445310233132. Its totient is φ = 563445310233130.

The previous prime is 563445310233053. The next prime is 563445310233133. The reversal of 563445310233131 is 131332013544365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 563445310233131 - 2²² = 563445306038827 is a prime.

It is a super-2 number, since 2×563445310233131² (a number of 30 digits) contains 22 as substring.

Together with 563445310233133, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (563445310233133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281722655116565 + 281722655116566.

It is an arithmetic number, because the mean of its divisors is an integer number (281722655116566).

Almost surely, 2^{563445310233131} is an apocalyptic number.

563445310233131 is a deficient number, since it is larger than the sum of its proper divisors (1).

563445310233131 is an equidigital number, since it uses as much as digits as its factorization.

563445310233131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1166400, while the sum is 44.

Adding to 563445310233131 its reverse (131332013544365), we get a palindrome (694777323777496).

The spelling of 563445310233131 in words is "five hundred sixty-three trillion, four hundred forty-five billion, three hundred ten million, two hundred thirty-three thousand, one hundred thirty-one".