111073412 has 6 divisors (see below), whose sum is σ = 194378478. Its totient is φ = 55536704.

The previous prime is 111073409. The next prime is 111073421. The reversal of 111073412 is 214370111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 105801796 + 5271616 = 10286^2 + 2296^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 13884173 + ... + 13884180.

It is an arithmetic number, because the mean of its divisors is an integer number (32396413).

Almost surely, 2^111073412 is an apocalyptic number.

It is an amenable number.

111073412 is a deficient number, since it is larger than the sum of its proper divisors (83305066).

111073412 is a wasteful number, since it uses less digits than its factorization.

111073412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27768357 (or 27768355 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 111073412 is about 10539.1371563331. The cubic root of 111073412 is about 480.6954790919.

The spelling of 111073412 in words is "one hundred eleven million, seventy-three thousand, four hundred twelve".