163845867 has 8 divisors (see below), whose sum is σ = 223541824. Its totient is φ = 106690248.

The previous prime is 163845839. The next prime is 163845883. The reversal of 163845867 is 768548361.

163845867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 163845867 - 2¹² = 163841771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163845967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634933 + ... + 635190.

It is an arithmetic number, because the mean of its divisors is an integer number (27942728).

Almost surely, 2^163845867 is an apocalyptic number.

163845867 is a deficient number, since it is larger than the sum of its proper divisors (59695957).

163845867 is a wasteful number, since it uses less digits than its factorization.

163845867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270169.

The product of its digits is 967680, while the sum is 48.

The square root of 163845867 is about 12800.2291776358. The cubic root of 163845867 is about 547.1988343878.

The spelling of 163845867 in words is "one hundred sixty-three million, eight hundred forty-five thousand, eight hundred sixty-seven".