111013608 has 16 divisors (see below), whose sum is σ = 277534080. Its totient is φ = 37004528.

The previous prime is 111013603. The next prime is 111013613. The reversal of 111013608 is 806310111.

It is an interprime number because it is at equal distance from previous prime (111013603) and next prime (111013613).

It is a super-2 number, since 2×111013608² = 24648042322355328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111013603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2312760 + ... + 2312807.

It is an arithmetic number, because the mean of its divisors is an integer number (17345880).

Almost surely, 2^111013608 is an apocalyptic number.

It is an amenable number.

111013608 is an abundant number, since it is smaller than the sum of its proper divisors (166520472).

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

111013608 is a wasteful number, since it uses less digits than its factorization.

111013608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4625576 (or 4625572 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 111013608 is about 10536.2995401611. The cubic root of 111013608 is about 480.6091917952.

Adding to 111013608 its reverse (806310111), we get a palindrome (917323719).

The spelling of 111013608 in words is "one hundred eleven million, thirteen thousand, six hundred eight".