189328003 has 8 divisors (see below), whose sum is σ = 192704000. Its totient is φ = 185976648.

The previous prime is 189327967. The next prime is 189328021. The reversal of 189328003 is 300823981.

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

It is a cyclic number.

It is not a de Polignac number, because 189328003 - 2⁹ = 189327491 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 189328003.

It is not an unprimeable number, because it can be changed into a prime (189328603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9700 + ... + 21742.

It is an arithmetic number, because the mean of its divisors is an integer number (24088000).

Almost surely, 2^189328003 is an apocalyptic number.

189328003 is a deficient number, since it is larger than the sum of its proper divisors (3375997).

189328003 is a wasteful number, since it uses less digits than its factorization.

189328003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12321.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 189328003 is about 13759.6512673832. The cubic root of 189328003 is about 574.2111455964.

The spelling of 189328003 in words is "one hundred eighty-nine million, three hundred twenty-eight thousand, three".