112143142 has 8 divisors (see below), whose sum is σ = 169155000. Its totient is φ = 55758144.

The previous prime is 112143139. The next prime is 112143191. The reversal of 112143142 is 241341211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156267 + ... + 156982.

It is an arithmetic number, because the mean of its divisors is an integer number (21144375).

Almost surely, 2^112143142 is an apocalyptic number.

112143142 is a deficient number, since it is larger than the sum of its proper divisors (57011858).

112143142 is a wasteful number, since it uses less digits than its factorization.

112143142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313430.

The product of its digits is 192, while the sum is 19.

The square root of 112143142 is about 10589.7659086497. The cubic root of 112143142 is about 482.2337181417.

Adding to 112143142 its reverse (241341211), we get a palindrome (353484353).

The spelling of 112143142 in words is "one hundred twelve million, one hundred forty-three thousand, one hundred forty-two".