312397594741 has 2 divisors, whose sum is σ = 312397594742. Its totient is φ = 312397594740.

The previous prime is 312397594739. The next prime is 312397594753. The reversal of 312397594741 is 147495793213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 249130756900 + 63266837841 = 499130^2 + 251529^2 .

It is a cyclic number.

It is not a de Polignac number, because 312397594741 - 2¹ = 312397594739 is a prime.

Together with 312397594739, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312397594721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156198797370 + 156198797371.

It is an arithmetic number, because the mean of its divisors is an integer number (156198797371).

Almost surely, 2^312397594741 is an apocalyptic number.

It is an amenable number.

312397594741 is a deficient number, since it is larger than the sum of its proper divisors (1).

312397594741 is an equidigital number, since it uses as much as digits as its factorization.

312397594741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5715360, while the sum is 55.

The spelling of 312397594741 in words is "three hundred twelve billion, three hundred ninety-seven million, five hundred ninety-four thousand, seven hundred forty-one".