232999213 has 2 divisors, whose sum is σ = 232999214. Its totient is φ = 232999212.

The previous prime is 232999211. The next prime is 232999219. The reversal of 232999213 is 312999232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191047684 + 41951529 = 13822^2 + 6477^2 .

It is a cyclic number.

It is not a de Polignac number, because 232999213 - 2¹ = 232999211 is a prime.

Together with 232999211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232999211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116499606 + 116499607.

It is an arithmetic number, because the mean of its divisors is an integer number (116499607).

Almost surely, 2^232999213 is an apocalyptic number.

It is an amenable number.

232999213 is a deficient number, since it is larger than the sum of its proper divisors (1).

232999213 is an equidigital number, since it uses as much as digits as its factorization.

232999213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52488, while the sum is 40.

The square root of 232999213 is about 15264.3117434099. The cubic root of 232999213 is about 615.3442565523.

The spelling of 232999213 in words is "two hundred thirty-two million, nine hundred ninety-nine thousand, two hundred thirteen".