112142186 has 8 divisors (see below), whose sum is σ = 181152804. Its totient is φ = 51757920.

The previous prime is 112142179. The next prime is 112142197. The reversal of 112142186 is 681241211.

It can be written as a sum of positive squares in 2 ways, for example, as 110775625 + 1366561 = 10525^2 + 1169^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 4313161 = 112142186 / (1 + 1 + 2 + 1 + 4 + 2 + 1 + 8 + 6).

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, 2156555 + ... + 2156606.

Almost surely, 2^112142186 is an apocalyptic number.

112142186 is a deficient number, since it is larger than the sum of its proper divisors (69010618).

112142186 is a wasteful number, since it uses less digits than its factorization.

112142186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4313176.

The product of its digits is 768, while the sum is 26.

The square root of 112142186 is about 10589.7207706341. The cubic root of 112142186 is about 482.2323478194.

Adding to 112142186 its reverse (681241211), we get a palindrome (793383397).

The spelling of 112142186 in words is "one hundred twelve million, one hundred forty-two thousand, one hundred eighty-six".