312208063 has 2 divisors, whose sum is σ = 312208064. Its totient is φ = 312208062.

The previous prime is 312208051. The next prime is 312208093. The reversal of 312208063 is 360802213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312208063 - 2⁵ = 312208031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312208033) 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, 156104031 + 156104032.

It is an arithmetic number, because the mean of its divisors is an integer number (156104032).

Almost surely, 2^312208063 is an apocalyptic number.

312208063 is a deficient number, since it is larger than the sum of its proper divisors (1).

312208063 is an equidigital number, since it uses as much as digits as its factorization.

312208063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 312208063 is about 17669.4103749955. The cubic root of 312208063 is about 678.3930212610.

The spelling of 312208063 in words is "three hundred twelve million, two hundred eight thousand, sixty-three".