111745768 has 8 divisors (see below), whose sum is σ = 209523330. Its totient is φ = 55872880.

The previous prime is 111745763. The next prime is 111745769. The reversal of 111745768 is 867547111.

It can be written as a sum of positive squares in only one way, i.e., 84309124 + 27436644 = 9182^2 + 5238^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 111745768.

It is not an unprimeable number, because it can be changed into a prime (111745763) by changing a digit.

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, 6984103 + ... + 6984118.

Almost surely, 2^111745768 is an apocalyptic number.

It is an amenable number.

111745768 is a deficient number, since it is larger than the sum of its proper divisors (97777562).

111745768 is a wasteful number, since it uses less digits than its factorization.

111745768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13968227 (or 13968223 counting only the distinct ones).

The product of its digits is 47040, while the sum is 40.

The square root of 111745768 is about 10570.9870873065. The cubic root of 111745768 is about 481.6634531354.

The spelling of 111745768 in words is "one hundred eleven million, seven hundred forty-five thousand, seven hundred sixty-eight".