312132311269297 has 2 divisors, whose sum is σ = 312132311269298. Its totient is φ = 312132311269296.

The previous prime is 312132311269291. The next prime is 312132311269319. The reversal of 312132311269297 is 792962113231213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 302707141107361 + 9425170161936 = 17398481^2 + 3070044^2 .

It is an emirp because it is prime and its reverse (792962113231213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 312132311269297 - 2¹⁹ = 312132310745009 is a prime.

It is not a weakly prime, because it can be changed into another prime (312132311269291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156066155634648 + 156066155634649.

It is an arithmetic number, because the mean of its divisors is an integer number (156066155634649).

Almost surely, 2^{312132311269297} is an apocalyptic number.

It is an amenable number.

312132311269297 is a deficient number, since it is larger than the sum of its proper divisors (1).

312132311269297 is an equidigital number, since it uses as much as digits as its factorization.

312132311269297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1469664, while the sum is 52.

The spelling of 312132311269297 in words is "three hundred twelve trillion, one hundred thirty-two billion, three hundred eleven million, two hundred sixty-nine thousand, two hundred ninety-seven".