1812163314 has 32 divisors (see below), whose sum is σ = 4132719360. Its totient is φ = 524788992.

The previous prime is 1812163313. The next prime is 1812163321. The reversal of 1812163314 is 4133612181.

It is not an unprimeable number, because it can be changed into a prime (1812163313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 681994 + ... + 684645.

It is an arithmetic number, because the mean of its divisors is an integer number (129147480).

Almost surely, 2^1812163314 is an apocalyptic number.

1812163314 is an abundant number, since it is smaller than the sum of its proper divisors (2320556046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1812163314 is a wasteful number, since it uses less digits than its factorization.

1812163314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366674.

The product of its digits is 3456, while the sum is 30.

The square root of 1812163314 is about 42569.5115546326. The cubic root of 1812163314 is about 1219.1742405463.

Adding to 1812163314 its reverse (4133612181), we get a palindrome (5945775495).

The spelling of 1812163314 in words is "one billion, eight hundred twelve million, one hundred sixty-three thousand, three hundred fourteen".