312000032317 has 2 divisors, whose sum is σ = 312000032318. Its totient is φ = 312000032316.

The previous prime is 312000032299. The next prime is 312000032341. The reversal of 312000032317 is 713230000213.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 271655694436 + 40344337881 = 521206^2 + 200859^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312000032317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312000032347) 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, 156000016158 + 156000016159.

It is an arithmetic number, because the mean of its divisors is an integer number (156000016159).

Almost surely, 2^312000032317 is an apocalyptic number.

It is an amenable number.

312000032317 is a deficient number, since it is larger than the sum of its proper divisors (1).

312000032317 is an equidigital number, since it uses as much as digits as its factorization.

312000032317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 22.

The spelling of 312000032317 in words is "three hundred twelve billion, thirty-two thousand, three hundred seventeen".