112320009 has 12 divisors (see below), whose sum is σ = 162332352. Its totient is φ = 74837400.

The previous prime is 112320007. The next prime is 112320029. The reversal of 112320009 is 900023211.

It is a happy number.

It is not a de Polignac number, because 112320009 - 2¹ = 112320007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112319973 and 112320000.

It is not an unprimeable number, because it can be changed into a prime (112320007) 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, 26764 + ... + 30674.

It is an arithmetic number, because the mean of its divisors is an integer number (13527696).

Almost surely, 2^112320009 is an apocalyptic number.

It is an amenable number.

112320009 is a deficient number, since it is larger than the sum of its proper divisors (50012343).

112320009 is a wasteful number, since it uses less digits than its factorization.

112320009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7108 (or 7105 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 112320009 is about 10598.1134641973. The cubic root of 112320009 is about 482.4871039176.

The spelling of 112320009 in words is "one hundred twelve million, three hundred twenty thousand, nine".