134389233 has 64 divisors (see below), whose sum is σ = 235699200. Its totient is φ = 74753280.

The previous prime is 134389187. The next prime is 134389237. The reversal of 134389233 is 332983431.

134389233 is a `hidden beast` number, since 1 + 343 + 89 + 233 = 666.

It is not a de Polignac number, because 134389233 - 2⁶ = 134389169 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (134389237) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 216798 + ... + 217416.

It is an arithmetic number, because the mean of its divisors is an integer number (3682800).

Almost surely, 2^134389233 is an apocalyptic number.

It is an amenable number.

134389233 is a deficient number, since it is larger than the sum of its proper divisors (101309967).

134389233 is a wasteful number, since it uses less digits than its factorization.

134389233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699 (or 693 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 134389233 is about 11592.6370166585. The cubic root of 134389233 is about 512.2179870624.

The spelling of 134389233 in words is "one hundred thirty-four million, three hundred eighty-nine thousand, two hundred thirty-three".