232921318543 has 2 divisors, whose sum is σ = 232921318544. Its totient is φ = 232921318542.

The previous prime is 232921318541. The next prime is 232921318577. The reversal of 232921318543 is 345813129232.

232921318543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 232921318543 - 2¹ = 232921318541 is a prime.

Together with 232921318541, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 232921318543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232921318541) 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, 116460659271 + 116460659272.

It is an arithmetic number, because the mean of its divisors is an integer number (116460659272).

Almost surely, 2^232921318543 is an apocalyptic number.

232921318543 is a deficient number, since it is larger than the sum of its proper divisors (1).

232921318543 is an equidigital number, since it uses as much as digits as its factorization.

232921318543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 43.

The spelling of 232921318543 in words is "two hundred thirty-two billion, nine hundred twenty-one million, three hundred eighteen thousand, five hundred forty-three".