233117133 has 8 divisors (see below), whose sum is σ = 317436288. Its totient is φ = 152104704.

The previous prime is 233117123. The next prime is 233117149. The reversal of 233117133 is 331711332.

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

It is not a de Polignac number, because 233117133 - 2¹² = 233113037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233117113) 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, 826516 + ... + 826797.

It is an arithmetic number, because the mean of its divisors is an integer number (39679536).

Almost surely, 2^233117133 is an apocalyptic number.

It is an amenable number.

233117133 is a deficient number, since it is larger than the sum of its proper divisors (84319155).

233117133 is a wasteful number, since it uses less digits than its factorization.

233117133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653363.

The product of its digits is 1134, while the sum is 24.

The square root of 233117133 is about 15268.1738593717. The cubic root of 233117133 is about 615.4480468273.

Adding to 233117133 its reverse (331711332), we get a palindrome (564828465).

The spelling of 233117133 in words is "two hundred thirty-three million, one hundred seventeen thousand, one hundred thirty-three".