316940112479 has 2 divisors, whose sum is σ = 316940112480. Its totient is φ = 316940112478.

The previous prime is 316940112473. The next prime is 316940112497. The reversal of 316940112479 is 974211049613.

Together with next prime (316940112497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (974211049613) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316940112479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316940112473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158470056239 + 158470056240.

It is an arithmetic number, because the mean of its divisors is an integer number (158470056240).

Almost surely, 2^316940112479 is an apocalyptic number.

316940112479 is a deficient number, since it is larger than the sum of its proper divisors (1).

316940112479 is an equidigital number, since it uses as much as digits as its factorization.

316940112479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 47.

The spelling of 316940112479 in words is "three hundred sixteen billion, nine hundred forty million, one hundred twelve thousand, four hundred seventy-nine".