316033013 has 4 divisors (see below), whose sum is σ = 316142988. Its totient is φ = 315923040.

The previous prime is 316033007. The next prime is 316033019. The reversal of 316033013 is 310330613.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (316033007) and next prime (316033019).

It can be written as a sum of positive squares in 2 ways, for example, as 114875524 + 201157489 = 10718^2 + 14183^2 .

It is a cyclic number.

It is not a de Polignac number, because 316033013 - 2²⁰ = 314984437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316033019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50558 + ... + 56463.

It is an arithmetic number, because the mean of its divisors is an integer number (79035747).

Almost surely, 2^316033013 is an apocalyptic number.

It is an amenable number.

316033013 is a deficient number, since it is larger than the sum of its proper divisors (109975).

316033013 is a wasteful number, since it uses less digits than its factorization.

316033013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109974.

The product of its (nonzero) digits is 486, while the sum is 20.

The square root of 316033013 is about 17777.3173735522. The cubic root of 316033013 is about 681.1521794513.

Adding to 316033013 its reverse (310330613), we get a palindrome (626363626).

The spelling of 316033013 in words is "three hundred sixteen million, thirty-three thousand, thirteen".