233534141 has 2 divisors, whose sum is σ = 233534142. Its totient is φ = 233534140.

The previous prime is 233534137. The next prime is 233534143. The reversal of 233534141 is 141435332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 176092900 + 57441241 = 13270^2 + 7579^2 .

It is a cyclic number.

It is not a de Polignac number, because 233534141 - 2² = 233534137 is a prime.

Together with 233534143, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 233534141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233534143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116767070 + 116767071.

It is an arithmetic number, because the mean of its divisors is an integer number (116767071).

Almost surely, 2^233534141 is an apocalyptic number.

It is an amenable number.

233534141 is a deficient number, since it is larger than the sum of its proper divisors (1).

233534141 is an equidigital number, since it uses as much as digits as its factorization.

233534141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 26.

The square root of 233534141 is about 15281.8238767498. The cubic root of 233534141 is about 615.8148064828.

Adding to 233534141 its reverse (141435332), we get a palindrome (374969473).

The spelling of 233534141 in words is "two hundred thirty-three million, five hundred thirty-four thousand, one hundred forty-one".