312333203013449 has 2 divisors, whose sum is σ = 312333203013450. Its totient is φ = 312333203013448.

The previous prime is 312333203013421. The next prime is 312333203013463. The reversal of 312333203013449 is 944310302333213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215497467548224 + 96835735465225 = 14679832^2 + 9840515^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312333203013449 is a prime.

It is not a weakly prime, because it can be changed into another prime (312333203012449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156166601506724 + 156166601506725.

It is an arithmetic number, because the mean of its divisors is an integer number (156166601506725).

Almost surely, 2^{312333203013449} is an apocalyptic number.

It is an amenable number.

312333203013449 is a deficient number, since it is larger than the sum of its proper divisors (1).

312333203013449 is an equidigital number, since it uses as much as digits as its factorization.

312333203013449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 419904, while the sum is 41.

The spelling of 312333203013449 in words is "three hundred twelve trillion, three hundred thirty-three billion, two hundred three million, thirteen thousand, four hundred forty-nine".