164343603 has 8 divisors (see below), whose sum is σ = 225047248. Its totient is φ = 106601184.

The previous prime is 164343593. The next prime is 164343611. The reversal of 164343603 is 306343461.

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

It is not a de Polignac number, because 164343603 - 2⁴ = 164343587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164343623) 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 7 ways as a sum of consecutive naturals, for example, 740176 + ... + 740397.

It is an arithmetic number, because the mean of its divisors is an integer number (28130906).

Almost surely, 2^164343603 is an apocalyptic number.

164343603 is a deficient number, since it is larger than the sum of its proper divisors (60703645).

164343603 is a wasteful number, since it uses less digits than its factorization.

164343603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480613.

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 164343603 is about 12819.6568986849. The cubic root of 164343603 is about 547.7523733804.

The spelling of 164343603 in words is "one hundred sixty-four million, three hundred forty-three thousand, six hundred three".