112039209 has 48 divisors (see below), whose sum is σ = 175032000. Its totient is φ = 68923008.

The previous prime is 112039157. The next prime is 112039217. The reversal of 112039209 is 902930211.

It is not a de Polignac number, because 112039209 - 2¹¹ = 112037161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112039229) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 751867 + ... + 752015.

It is an arithmetic number, because the mean of its divisors is an integer number (3646500).

Almost surely, 2^112039209 is an apocalyptic number.

It is an amenable number.

112039209 is a deficient number, since it is larger than the sum of its proper divisors (62992791).

112039209 is a wasteful number, since it uses less digits than its factorization.

112039209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 112039209 is about 10584.8575332878. The cubic root of 112039209 is about 482.0846958367.

The spelling of 112039209 in words is "one hundred twelve million, thirty-nine thousand, two hundred nine".