818270313 has 16 divisors (see below), whose sum is σ = 1248599040. Its totient is φ = 466941456.

The previous prime is 818270311. The next prime is 818270317. The reversal of 818270313 is 313072818.

It is not a de Polignac number, because 818270313 - 2¹ = 818270311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (818270311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10845 + ... + 41882.

It is an arithmetic number, because the mean of its divisors is an integer number (78037440).

Almost surely, 2^818270313 is an apocalyptic number.

It is an amenable number.

818270313 is a deficient number, since it is larger than the sum of its proper divisors (430328727).

818270313 is a wasteful number, since it uses less digits than its factorization.

818270313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53476.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 818270313 is about 28605.4245380138. The cubic root of 818270313 is about 935.3315811394.

The spelling of 818270313 in words is "eight hundred eighteen million, two hundred seventy thousand, three hundred thirteen".