312403404083 has 2 divisors, whose sum is σ = 312403404084. Its totient is φ = 312403404082.

The previous prime is 312403404067. The next prime is 312403404149. The reversal of 312403404083 is 380404304213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312403404083 - 2⁴ = 312403404067 is a prime.

It is not a weakly prime, because it can be changed into another prime (312403404013) 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, 156201702041 + 156201702042.

It is an arithmetic number, because the mean of its divisors is an integer number (156201702042).

Almost surely, 2^312403404083 is an apocalyptic number.

312403404083 is a deficient number, since it is larger than the sum of its proper divisors (1).

312403404083 is an equidigital number, since it uses as much as digits as its factorization.

312403404083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 312403404083 its reverse (380404304213), we get a palindrome (692807708296).

The spelling of 312403404083 in words is "three hundred twelve billion, four hundred three million, four hundred four thousand, eighty-three".