234534133 has 2 divisors, whose sum is σ = 234534134. Its totient is φ = 234534132.

The previous prime is 234534109. The next prime is 234534143. The reversal of 234534133 is 331435432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 185995044 + 48539089 = 13638^2 + 6967^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234534133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234534143) 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, 117267066 + 117267067.

It is an arithmetic number, because the mean of its divisors is an integer number (117267067).

Almost surely, 2^234534133 is an apocalyptic number.

It is an amenable number.

234534133 is a deficient number, since it is larger than the sum of its proper divisors (1).

234534133 is an equidigital number, since it uses as much as digits as its factorization.

234534133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 28.

The square root of 234534133 is about 15314.5072725178. The cubic root of 234534133 is about 616.6925268272.

Adding to 234534133 its reverse (331435432), we get a palindrome (565969565).

The spelling of 234534133 in words is "two hundred thirty-four million, five hundred thirty-four thousand, one hundred thirty-three".