163399327 has 16 divisors (see below), whose sum is σ = 201420352. Its totient is φ = 129081600.

The previous prime is 163399319. The next prime is 163399333. The reversal of 163399327 is 723993361.

It is a cyclic number.

It is not a de Polignac number, because 163399327 - 2³ = 163399319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163399387) 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 in 15 ways as a sum of consecutive naturals, for example, 89827 + ... + 91627.

It is an arithmetic number, because the mean of its divisors is an integer number (12588772).

Almost surely, 2^163399327 is an apocalyptic number.

163399327 is a deficient number, since it is larger than the sum of its proper divisors (38021025).

163399327 is a wasteful number, since it uses less digits than its factorization.

163399327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2818.

The product of its digits is 183708, while the sum is 43.

The square root of 163399327 is about 12782.7746205587. The cubic root of 163399327 is about 546.7012763550.

The spelling of 163399327 in words is "one hundred sixty-three million, three hundred ninety-nine thousand, three hundred twenty-seven".