321043040467 has 2 divisors, whose sum is σ = 321043040468. Its totient is φ = 321043040466.

The previous prime is 321043040399. The next prime is 321043040473. The reversal of 321043040467 is 764040340123.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321043040467 is a prime.

It is not a weakly prime, because it can be changed into another prime (321043040167) 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, 160521520233 + 160521520234.

It is an arithmetic number, because the mean of its divisors is an integer number (160521520234).

Almost surely, 2^321043040467 is an apocalyptic number.

321043040467 is a deficient number, since it is larger than the sum of its proper divisors (1).

321043040467 is an equidigital number, since it uses as much as digits as its factorization.

321043040467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 34.

The spelling of 321043040467 in words is "three hundred twenty-one billion, forty-three million, forty thousand, four hundred sixty-seven".