163325871 has 6 divisors (see below), whose sum is σ = 235915160. Its totient is φ = 108883908.

The previous prime is 163325863. The next prime is 163325879. The reversal of 163325871 is 178523361.

It is an interprime number because it is at equal distance from previous prime (163325863) and next prime (163325879).

It is not a de Polignac number, because 163325871 - 2³ = 163325863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163325879) 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 5 ways as a sum of consecutive naturals, for example, 9073651 + ... + 9073668.

Almost surely, 2^163325871 is an apocalyptic number.

163325871 is a deficient number, since it is larger than the sum of its proper divisors (72589289).

163325871 is a wasteful number, since it uses less digits than its factorization.

163325871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18147325 (or 18147322 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 163325871 is about 12779.9010559550. The cubic root of 163325871 is about 546.6193410763.

The spelling of 163325871 in words is "one hundred sixty-three million, three hundred twenty-five thousand, eight hundred seventy-one".