531063505667 has 2 divisors, whose sum is σ = 531063505668. Its totient is φ = 531063505666.

The previous prime is 531063505663. The next prime is 531063505669. The reversal of 531063505667 is 766505360135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 531063505667 - 2² = 531063505663 is a prime.

It is a super-2 number, since 2×531063505667² (a number of 24 digits) contains 22 as substring.

Together with 531063505669, 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 (531063505663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265531752833 + 265531752834.

It is an arithmetic number, because the mean of its divisors is an integer number (265531752834).

Almost surely, 2^531063505667 is an apocalyptic number.

531063505667 is a deficient number, since it is larger than the sum of its proper divisors (1).

531063505667 is an equidigital number, since it uses as much as digits as its factorization.

531063505667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701000, while the sum is 47.

The spelling of 531063505667 in words is "five hundred thirty-one billion, sixty-three million, five hundred five thousand, six hundred sixty-seven".