163813883 has 2 divisors, whose sum is σ = 163813884. Its totient is φ = 163813882.

The previous prime is 163813849. The next prime is 163813927. The reversal of 163813883 is 388318361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163813883 - 2⁸ = 163813627 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 163813883.

It is not a weakly prime, because it can be changed into another prime (163813813) 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, 81906941 + 81906942.

It is an arithmetic number, because the mean of its divisors is an integer number (81906942).

Almost surely, 2^163813883 is an apocalyptic number.

163813883 is a deficient number, since it is larger than the sum of its proper divisors (1).

163813883 is an equidigital number, since it uses as much as digits as its factorization.

163813883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 41.

The square root of 163813883 is about 12798.9797640281. The cubic root of 163813883 is about 547.1632262341.

The spelling of 163813883 in words is "one hundred sixty-three million, eight hundred thirteen thousand, eight hundred eighty-three".