164030173 has 4 divisors (see below), whose sum is σ = 172663360. Its totient is φ = 155396988.

The previous prime is 164030131. The next prime is 164030179. The reversal of 164030173 is 371030461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 164030173 - 2²¹ = 161933021 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 (164030179) 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 3 ways as a sum of consecutive naturals, for example, 4316565 + ... + 4316602.

It is an arithmetic number, because the mean of its divisors is an integer number (43165840).

Almost surely, 2^164030173 is an apocalyptic number.

It is an amenable number.

164030173 is a deficient number, since it is larger than the sum of its proper divisors (8633187).

164030173 is an equidigital number, since it uses as much as digits as its factorization.

164030173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8633186.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 164030173 is about 12807.4264784148. The cubic root of 164030173 is about 547.4039341330.

It can be divided in two parts, 1640 and 30173, that added together give a palindrome (31813).

The spelling of 164030173 in words is "one hundred sixty-four million, thirty thousand, one hundred seventy-three".