135933189 has 8 divisors (see below), whose sum is σ = 207136320. Its totient is φ = 77676096.

The previous prime is 135933143. The next prime is 135933199. The reversal of 135933189 is 981339531.

It is a happy number.

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

It is not a de Polignac number, because 135933189 - 2¹⁵ = 135900421 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 135933189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135933199) 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, 3236484 + ... + 3236525.

It is an arithmetic number, because the mean of its divisors is an integer number (25892040).

Almost surely, 2^135933189 is an apocalyptic number.

It is an amenable number.

135933189 is a deficient number, since it is larger than the sum of its proper divisors (71203131).

135933189 is an equidigital number, since it uses as much as digits as its factorization.

135933189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6473019.

The product of its digits is 87480, while the sum is 42.

The square root of 135933189 is about 11659.0389398097. The cubic root of 135933189 is about 514.1720936056.

The spelling of 135933189 in words is "one hundred thirty-five million, nine hundred thirty-three thousand, one hundred eighty-nine".