112545189 has 12 divisors (see below), whose sum is σ = 171121600. Its totient is φ = 71081064.

The previous prime is 112545179. The next prime is 112545197. The reversal of 112545189 is 981545211.

112545189 is a `hidden beast` number, since 1 + 125 + 451 + 89 = 666.

It is not a de Polignac number, because 112545189 - 2¹⁹ = 112020901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112545149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 328909 + ... + 329250.

Almost surely, 2^112545189 is an apocalyptic number.

112545189 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

112545189 is a deficient number, since it is larger than the sum of its proper divisors (58576411).

112545189 is a wasteful number, since it uses less digits than its factorization.

112545189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658184 (or 658181 counting only the distinct ones).

The product of its digits is 14400, while the sum is 36.

The square root of 112545189 is about 10608.7317338125. The cubic root of 112545189 is about 482.8093199464.

The spelling of 112545189 in words is "one hundred twelve million, five hundred forty-five thousand, one hundred eighty-nine".