163481130671 has 2 divisors, whose sum is σ = 163481130672. Its totient is φ = 163481130670.

The previous prime is 163481130667. The next prime is 163481130713. The reversal of 163481130671 is 176031184361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163481130671 - 2² = 163481130667 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163481130601) 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, 81740565335 + 81740565336.

It is an arithmetic number, because the mean of its divisors is an integer number (81740565336).

Almost surely, 2^163481130671 is an apocalyptic number.

163481130671 is a deficient number, since it is larger than the sum of its proper divisors (1).

163481130671 is an equidigital number, since it uses as much as digits as its factorization.

163481130671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 163481130671 in words is "one hundred sixty-three billion, four hundred eighty-one million, one hundred thirty thousand, six hundred seventy-one".