189029135 has 8 divisors (see below), whose sum is σ = 227522256. Its totient is φ = 150765120.

The previous prime is 189029123. The next prime is 189029143. The reversal of 189029135 is 531920981.

189029135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-189029135 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55454 + ... + 58763.

It is an arithmetic number, because the mean of its divisors is an integer number (28440282).

Almost surely, 2^189029135 is an apocalyptic number.

189029135 is a deficient number, since it is larger than the sum of its proper divisors (38493121).

189029135 is a wasteful number, since it uses less digits than its factorization.

189029135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114553.

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 189029135 is about 13748.7866737396. The cubic root of 189029135 is about 573.9088418087.

The spelling of 189029135 in words is "one hundred eighty-nine million, twenty-nine thousand, one hundred thirty-five".