234357133 has 2 divisors, whose sum is σ = 234357134. Its totient is φ = 234357132.

The previous prime is 234357131. The next prime is 234357139. The reversal of 234357133 is 331753432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 234028804 + 328329 = 15298^2 + 573^2 .

It is a cyclic number.

It is not a de Polignac number, because 234357133 - 2¹ = 234357131 is a prime.

Together with 234357131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 234357095 and 234357104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234357131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117178566 + 117178567.

It is an arithmetic number, because the mean of its divisors is an integer number (117178567).

Almost surely, 2^234357133 is an apocalyptic number.

It is an amenable number.

234357133 is a deficient number, since it is larger than the sum of its proper divisors (1).

234357133 is an equidigital number, since it uses as much as digits as its factorization.

234357133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 31.

The square root of 234357133 is about 15308.7273474969. The cubic root of 234357133 is about 616.5373510516.

The spelling of 234357133 in words is "two hundred thirty-four million, three hundred fifty-seven thousand, one hundred thirty-three".