164306663 has 4 divisors (see below), whose sum is σ = 169972440. Its totient is φ = 158640888.

The previous prime is 164306657. The next prime is 164306719. The reversal of 164306663 is 366603461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164306663 - 2⁴ = 164306647 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 (164303663) 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, 2832845 + ... + 2832902.

It is an arithmetic number, because the mean of its divisors is an integer number (42493110).

Almost surely, 2^164306663 is an apocalyptic number.

164306663 is a deficient number, since it is larger than the sum of its proper divisors (5665777).

164306663 is an equidigital number, since it uses as much as digits as its factorization.

164306663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5665776.

The product of its (nonzero) digits is 46656, while the sum is 35.

The square root of 164306663 is about 12818.2160615274. The cubic root of 164306663 is about 547.7113303289.

The spelling of 164306663 in words is "one hundred sixty-four million, three hundred six thousand, six hundred sixty-three".