232401133 has 2 divisors, whose sum is σ = 232401134. Its totient is φ = 232401132.

The previous prime is 232401119. The next prime is 232401139. The reversal of 232401133 is 331104232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161874729 + 70526404 = 12723^2 + 8398^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232401133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 232401133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232401139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116200566 + 116200567.

It is an arithmetic number, because the mean of its divisors is an integer number (116200567).

Almost surely, 2^232401133 is an apocalyptic number.

It is an amenable number.

232401133 is a deficient number, since it is larger than the sum of its proper divisors (1).

232401133 is an equidigital number, since it uses as much as digits as its factorization.

232401133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 232401133 is about 15244.7083606083. The cubic root of 232401133 is about 614.8173013614.

Adding to 232401133 its reverse (331104232), we get a palindrome (563505365).

The spelling of 232401133 in words is "two hundred thirty-two million, four hundred one thousand, one hundred thirty-three".