189133 has 8 divisors (see below), whose sum is σ = 221760. Its totient is φ = 157920.

The previous prime is 189127. The next prime is 189139. The reversal of 189133 is 331981.

It is an interprime number because it is at equal distance from previous prime (189127) and next prime (189139).

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

It is not a de Polignac number, because 189133 - 2⁹ = 188621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 189098 and 189107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43 + ... + 616.

It is an arithmetic number, because the mean of its divisors is an integer number (27720).

2¹⁸⁹¹³³ is an apocalyptic number.

It is an amenable number.

189133 is a deficient number, since it is larger than the sum of its proper divisors (32627).

189133 is an equidigital number, since it uses as much as digits as its factorization.

189133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707.

The product of its digits is 648, while the sum is 25.

The square root of 189133 is about 434.8942400170. The cubic root of 189133 is about 57.4013936944.

The spelling of 189133 in words is "one hundred eighty-nine thousand, one hundred thirty-three".