316316369 has 4 divisors (see below), whose sum is σ = 327223860. Its totient is φ = 305408880.

The previous prime is 316316339. The next prime is 316316381. The reversal of 316316369 is 963613613.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 963613613 = 4663 ⋅206651.

It can be written as a sum of positive squares in 2 ways, for example, as 195580225 + 120736144 = 13985^2 + 10988^2 .

It is a cyclic number.

It is not a de Polignac number, because 316316369 - 2⁸ = 316316113 is a prime.

It is a super-2 number, since 2×316316369² = 200112090594688322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316316339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5453702 + ... + 5453759.

It is an arithmetic number, because the mean of its divisors is an integer number (81805965).

Almost surely, 2^316316369 is an apocalyptic number.

It is an amenable number.

316316369 is a deficient number, since it is larger than the sum of its proper divisors (10907491).

316316369 is a wasteful number, since it uses less digits than its factorization.

316316369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10907490.

The product of its digits is 52488, while the sum is 38.

The square root of 316316369 is about 17785.2851818575. The cubic root of 316316369 is about 681.3556928963.

The spelling of 316316369 in words is "three hundred sixteen million, three hundred sixteen thousand, three hundred sixty-nine".