163668103 has 2 divisors, whose sum is σ = 163668104. Its totient is φ = 163668102.

The previous prime is 163668101. The next prime is 163668119. The reversal of 163668103 is 301866361.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163668103 - 2¹ = 163668101 is a prime.

Together with 163668101, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163668101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81834051 + 81834052.

It is an arithmetic number, because the mean of its divisors is an integer number (81834052).

Almost surely, 2^163668103 is an apocalyptic number.

163668103 is a deficient number, since it is larger than the sum of its proper divisors (1).

163668103 is an equidigital number, since it uses as much as digits as its factorization.

163668103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 163668103 is about 12793.2835112804. The cubic root of 163668103 is about 547.0008689564. Note that the first 3 decimals are identical.

The spelling of 163668103 in words is "one hundred sixty-three million, six hundred sixty-eight thousand, one hundred three".