112191146 has 16 divisors (see below), whose sum is σ = 170299584. Its totient is φ = 55427904.

The previous prime is 112191137. The next prime is 112191161. The reversal of 112191146 is 641191211.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105011 + ... + 106073.

It is an arithmetic number, because the mean of its divisors is an integer number (10643724).

Almost surely, 2^112191146 is an apocalyptic number.

112191146 is a deficient number, since it is larger than the sum of its proper divisors (58108438).

112191146 is a wasteful number, since it uses less digits than its factorization.

112191146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645.

The product of its digits is 432, while the sum is 26.

The square root of 112191146 is about 10592.0321940598. The cubic root of 112191146 is about 482.3025166573.

The spelling of 112191146 in words is "one hundred twelve million, one hundred ninety-one thousand, one hundred forty-six".