16164001 has 16 divisors (see below), whose sum is σ = 19160064. Its totient is φ = 13348944.

The previous prime is 16163977. The next prime is 16164007. The reversal of 16164001 is 10046161.

It is a happy number.

16164001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16164001 - 2⁵ = 16163969 is a prime.

It is a super-2 number, since 2×16164001² = 522549856656002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16164001.

It is not an unprimeable number, because it can be changed into a prime (16164007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24660 + ... + 25306.

It is an arithmetic number, because the mean of its divisors is an integer number (1197504).

Almost surely, 2^16164001 is an apocalyptic number.

It is an amenable number.

16164001 is a deficient number, since it is larger than the sum of its proper divisors (2996063).

16164001 is an equidigital number, since it uses as much as digits as its factorization.

16164001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 16164001 is about 4020.4478606245. The cubic root of 16164001 is about 252.8422363151.

The spelling of 16164001 in words is "sixteen million, one hundred sixty-four thousand, one".