318118012 has 6 divisors (see below), whose sum is σ = 556706528. Its totient is φ = 159059004.

The previous prime is 318117997. The next prime is 318118033. The reversal of 318118012 is 210811813.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39764748 + ... + 39764755.

Almost surely, 2^318118012 is an apocalyptic number.

It is an amenable number.

318118012 is a deficient number, since it is larger than the sum of its proper divisors (238588516).

318118012 is a wasteful number, since it uses less digits than its factorization.

318118012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79529507 (or 79529505 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 25.

The square root of 318118012 is about 17835.8630853682. The cubic root of 318118012 is about 682.6468437585.

Adding to 318118012 its reverse (210811813), we get a palindrome (528929825).

The spelling of 318118012 in words is "three hundred eighteen million, one hundred eighteen thousand, twelve".