112777788 has 12 divisors (see below), whose sum is σ = 263148200. Its totient is φ = 37592592.

The previous prime is 112777771. The next prime is 112777801. The reversal of 112777788 is 887777211.

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

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4699063 + ... + 4699086.

Almost surely, 2^112777788 is an apocalyptic number.

It is an amenable number.

112777788 is an abundant number, since it is smaller than the sum of its proper divisors (150370412).

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

112777788 is a wasteful number, since it uses less digits than its factorization.

112777788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9398156 (or 9398154 counting only the distinct ones).

The product of its digits is 307328, while the sum is 48.

The square root of 112777788 is about 10619.6886960023. The cubic root of 112777788 is about 483.1417010695.

The spelling of 112777788 in words is "one hundred twelve million, seven hundred seventy-seven thousand, seven hundred eighty-eight".