163109663 has 2 divisors, whose sum is σ = 163109664. Its totient is φ = 163109662.

The previous prime is 163109657. The next prime is 163109719. The reversal of 163109663 is 366901361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163109663 - 2¹² = 163105567 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163109563) 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, 81554831 + 81554832.

It is an arithmetic number, because the mean of its divisors is an integer number (81554832).

Almost surely, 2^163109663 is an apocalyptic number.

163109663 is a deficient number, since it is larger than the sum of its proper divisors (1).

163109663 is an equidigital number, since it uses as much as digits as its factorization.

163109663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 163109663 is about 12771.4393472310. The cubic root of 163109663 is about 546.3780327807.

The spelling of 163109663 in words is "one hundred sixty-three million, one hundred nine thousand, six hundred sixty-three".