234511133 has 2 divisors, whose sum is σ = 234511134. Its totient is φ = 234511132.

The previous prime is 234511111. The next prime is 234511159. The reversal of 234511133 is 331115432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 227014489 + 7496644 = 15067^2 + 2738^2 .

It is a cyclic number.

It is not a de Polignac number, because 234511133 - 2¹² = 234507037 is a prime.

It is a super-4 number, since 4×234511133⁴ (a number of 35 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 234511099 and 234511108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234511163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117255566 + 117255567.

It is an arithmetic number, because the mean of its divisors is an integer number (117255567).

Almost surely, 2^234511133 is an apocalyptic number.

It is an amenable number.

234511133 is a deficient number, since it is larger than the sum of its proper divisors (1).

234511133 is an equidigital number, since it uses as much as digits as its factorization.

234511133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 23.

The square root of 234511133 is about 15313.7563321348. The cubic root of 234511133 is about 616.6723671578.

Adding to 234511133 its reverse (331115432), we get a palindrome (565626565).

The spelling of 234511133 in words is "two hundred thirty-four million, five hundred eleven thousand, one hundred thirty-three".