83118612 has 12 divisors (see below), whose sum is σ = 193943456. Its totient is φ = 27706200.

The previous prime is 83118601. The next prime is 83118643. The reversal of 83118612 is 21681138.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 83118612.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3463264 + ... + 3463287.

Almost surely, 2^83118612 is an apocalyptic number.

It is an amenable number.

83118612 is an abundant number, since it is smaller than the sum of its proper divisors (110824844).

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

83118612 is a wasteful number, since it uses less digits than its factorization.

83118612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6926558 (or 6926556 counting only the distinct ones).

The product of its digits is 2304, while the sum is 30.

The square root of 83118612 is about 9116.9409343266. The cubic root of 83118612 is about 436.4147569686.

The spelling of 83118612 in words is "eighty-three million, one hundred eighteen thousand, six hundred twelve".