312946423 has 2 divisors, whose sum is σ = 312946424. Its totient is φ = 312946422.

The previous prime is 312946391. The next prime is 312946427. The reversal of 312946423 is 324649213.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312946423 - 2⁵ = 312946391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312946427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156473211 + 156473212.

It is an arithmetic number, because the mean of its divisors is an integer number (156473212).

Almost surely, 2^312946423 is an apocalyptic number.

312946423 is a deficient number, since it is larger than the sum of its proper divisors (1).

312946423 is an equidigital number, since it uses as much as digits as its factorization.

312946423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 34.

The square root of 312946423 is about 17690.2917726079. The cubic root of 312946423 is about 678.9273913175.

The spelling of 312946423 in words is "three hundred twelve million, nine hundred forty-six thousand, four hundred twenty-three".