681114412 has 48 divisors (see below), whose sum is σ = 1333043712. Its totient is φ = 301855680.

The previous prime is 681114397. The next prime is 681114437. The reversal of 681114412 is 214411186.

681114412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 770923 + ... + 771805.

It is an arithmetic number, because the mean of its divisors is an integer number (27771744).

Almost surely, 2^681114412 is an apocalyptic number.

It is an amenable number.

681114412 is a deficient number, since it is larger than the sum of its proper divisors (651929300).

681114412 is a wasteful number, since it uses less digits than its factorization.

681114412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318 (or 1316 counting only the distinct ones).

The product of its digits is 1536, while the sum is 28.

The square root of 681114412 is about 26098.1687480176. The cubic root of 681114412 is about 879.8460526154.

Adding to 681114412 its reverse (214411186), we get a palindrome (895525598).

The spelling of 681114412 in words is "six hundred eighty-one million, one hundred fourteen thousand, four hundred twelve".