111481012 has 6 divisors (see below), whose sum is σ = 195091778. Its totient is φ = 55740504.

The previous prime is 111480989. The next prime is 111481043. The reversal of 111481012 is 210184111.

It can be written as a sum of positive squares in only one way, i.e., 64064016 + 47416996 = 8004^2 + 6886^2 .

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 as a sum of consecutive naturals, namely, 13935123 + ... + 13935130.

Almost surely, 2^111481012 is an apocalyptic number.

It is an amenable number.

111481012 is a deficient number, since it is larger than the sum of its proper divisors (83610766).

111481012 is a wasteful number, since it uses less digits than its factorization.

111481012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27870257 (or 27870255 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

The square root of 111481012 is about 10558.4568948308. The cubic root of 111481012 is about 481.2827552451.

The spelling of 111481012 in words is "one hundred eleven million, four hundred eighty-one thousand, twelve".