563440121066131 has 2 divisors, whose sum is σ = 563440121066132. Its totient is φ = 563440121066130.

The previous prime is 563440121066087. The next prime is 563440121066159. The reversal of 563440121066131 is 131660121044365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 563440121066131 - 2¹³ = 563440121057939 is a prime.

It is a super-2 number, since 2×563440121066131² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (563440121066191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281720060533065 + 281720060533066.

It is an arithmetic number, because the mean of its divisors is an integer number (281720060533066).

Almost surely, 2^{563440121066131} is an apocalyptic number.

563440121066131 is a deficient number, since it is larger than the sum of its proper divisors (1).

563440121066131 is an equidigital number, since it uses as much as digits as its factorization.

563440121066131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 563440121066131 in words is "five hundred sixty-three trillion, four hundred forty billion, one hundred twenty-one million, sixty-six thousand, one hundred thirty-one".