233113133 has 8 divisors (see below), whose sum is σ = 259104096. Its totient is φ = 207922000.

The previous prime is 233113123. The next prime is 233113141. The reversal of 233113133 is 331311332.

233113133 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 not a de Polignac number, because 233113133 - 2⁴ = 233113117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233113103) 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, 199343 + ... + 200508.

It is an arithmetic number, because the mean of its divisors is an integer number (32388012).

Almost surely, 2^233113133 is an apocalyptic number.

It is an amenable number.

233113133 is a deficient number, since it is larger than the sum of its proper divisors (25990963).

233113133 is a wasteful number, since it uses less digits than its factorization.

233113133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399915.

The product of its digits is 486, while the sum is 20.

The square root of 233113133 is about 15268.0428673750. The cubic root of 233113133 is about 615.4445266995. Note that the first 3 decimals are identical.

Adding to 233113133 its reverse (331311332), we get a palindrome (564424465).

The spelling of 233113133 in words is "two hundred thirty-three million, one hundred thirteen thousand, one hundred thirty-three".