316406347 has 2 divisors, whose sum is σ = 316406348. Its totient is φ = 316406346.

The previous prime is 316406263. The next prime is 316406353. The reversal of 316406347 is 743604613.

It is a strong prime.

It is an emirp because it is prime and its reverse (743604613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 316406347 - 2¹¹ = 316404299 is a prime.

It is a super-2 number, since 2×316406347² = 200225952843768818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (316400347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158203173 + 158203174.

It is an arithmetic number, because the mean of its divisors is an integer number (158203174).

Almost surely, 2^316406347 is an apocalyptic number.

316406347 is a deficient number, since it is larger than the sum of its proper divisors (1).

316406347 is an equidigital number, since it uses as much as digits as its factorization.

316406347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 316406347 is about 17787.8145650330. The cubic root of 316406347 is about 681.4202919459.

The spelling of 316406347 in words is "three hundred sixteen million, four hundred six thousand, three hundred forty-seven".