313543999933 has 2 divisors, whose sum is σ = 313543999934. Its totient is φ = 313543999932.

The previous prime is 313543999913. The next prime is 313544000009. The reversal of 313543999933 is 339999345313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 288543014244 + 25000985689 = 537162^2 + 158117^2 .

It is a cyclic number.

It is not a de Polignac number, because 313543999933 - 2¹⁷ = 313543868861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313543999913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156771999966 + 156771999967.

It is an arithmetic number, because the mean of its divisors is an integer number (156771999967).

Almost surely, 2^313543999933 is an apocalyptic number.

It is an amenable number.

313543999933 is a deficient number, since it is larger than the sum of its proper divisors (1).

313543999933 is an equidigital number, since it uses as much as digits as its factorization.

313543999933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31886460, while the sum is 61.

The spelling of 313543999933 in words is "three hundred thirteen billion, five hundred forty-three million, nine hundred ninety-nine thousand, nine hundred thirty-three".