312403404067 has 2 divisors, whose sum is σ = 312403404068. Its totient is φ = 312403404066.

The previous prime is 312403404041. The next prime is 312403404083. The reversal of 312403404067 is 760404304213.

It is a strong prime.

It is an emirp because it is prime and its reverse (760404304213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 312403404067 - 2²³ = 312395015459 is a prime.

It is not a weakly prime, because it can be changed into another prime (312403404007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156201702033 + 156201702034.

It is an arithmetic number, because the mean of its divisors is an integer number (156201702034).

Almost surely, 2^312403404067 is an apocalyptic number.

312403404067 is a deficient number, since it is larger than the sum of its proper divisors (1).

312403404067 is an equidigital number, since it uses as much as digits as its factorization.

312403404067 is an evil number, because the sum of its binary digits is even.

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

The spelling of 312403404067 in words is "three hundred twelve billion, four hundred three million, four hundred four thousand, sixty-seven".