312404113430447 has 2 divisors, whose sum is σ = 312404113430448. Its totient is φ = 312404113430446.

The previous prime is 312404113430401. The next prime is 312404113430477. The reversal of 312404113430447 is 744034311404213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312404113430447 - 2³² = 312399818463151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312404113430477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156202056715223 + 156202056715224.

It is an arithmetic number, because the mean of its divisors is an integer number (156202056715224).

Almost surely, 2^{312404113430447} is an apocalyptic number.

312404113430447 is a deficient number, since it is larger than the sum of its proper divisors (1).

312404113430447 is an equidigital number, since it uses as much as digits as its factorization.

312404113430447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 41.

The spelling of 312404113430447 in words is "three hundred twelve trillion, four hundred four billion, one hundred thirteen million, four hundred thirty thousand, four hundred forty-seven".