112131423 has 24 divisors (see below), whose sum is σ = 168390768. Its totient is φ = 71839872.

The previous prime is 112131421. The next prime is 112131427. The reversal of 112131423 is 324131211.

112131423 is a `hidden beast` number, since 112 + 131 + 423 = 666.

It is not a de Polignac number, because 112131423 - 2¹ = 112131421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112131396 and 112131405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112131421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25611 + ... + 29667.

It is an arithmetic number, because the mean of its divisors is an integer number (7016282).

Almost surely, 2^112131423 is an apocalyptic number.

112131423 is a deficient number, since it is larger than the sum of its proper divisors (56259345).

112131423 is a wasteful number, since it uses less digits than its factorization.

112131423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4183 (or 4180 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 112131423 is about 10589.2125769577. The cubic root of 112131423 is about 482.2169196890.

Adding to 112131423 its reverse (324131211), we get a palindrome (436262634).

The spelling of 112131423 in words is "one hundred twelve million, one hundred thirty-one thousand, four hundred twenty-three".