112197239 has 16 divisors (see below), whose sum is σ = 142181376. Its totient is φ = 85989600.

The previous prime is 112197233. The next prime is 112197257. The reversal of 112197239 is 932791211.

It is a cyclic number.

It is not a de Polignac number, because 112197239 - 2¹² = 112193143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112197199 and 112197208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112197233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7247 + ... + 16640.

It is an arithmetic number, because the mean of its divisors is an integer number (8886336).

Almost surely, 2^112197239 is an apocalyptic number.

112197239 is a deficient number, since it is larger than the sum of its proper divisors (29984137).

112197239 is a wasteful number, since it uses less digits than its factorization.

112197239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23966.

The product of its digits is 6804, while the sum is 35.

The square root of 112197239 is about 10592.3198120147. The cubic root of 112197239 is about 482.3112476376.

The spelling of 112197239 in words is "one hundred twelve million, one hundred ninety-seven thousand, two hundred thirty-nine".