233230013 has 2 divisors, whose sum is σ = 233230014. Its totient is φ = 233230012.

The previous prime is 233229973. The next prime is 233230037. The reversal of 233230013 is 310032332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 223263364 + 9966649 = 14942^2 + 3157^2 .

It is a cyclic number.

It is not a de Polignac number, because 233230013 - 2⁸ = 233229757 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 233229973 and 233230000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233230313) 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, 116615006 + 116615007.

It is an arithmetic number, because the mean of its divisors is an integer number (116615007).

Almost surely, 2^233230013 is an apocalyptic number.

It is an amenable number.

233230013 is a deficient number, since it is larger than the sum of its proper divisors (1).

233230013 is an equidigital number, since it uses as much as digits as its factorization.

233230013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 233230013 is about 15271.8699902795. The cubic root of 233230013 is about 615.5473682349.

Adding to 233230013 its reverse (310032332), we get a palindrome (543262345).

The spelling of 233230013 in words is "two hundred thirty-three million, two hundred thirty thousand, thirteen".