112432123 has 4 divisors (see below), whose sum is σ = 112549360. Its totient is φ = 112314888.

The previous prime is 112432109. The next prime is 112432129. The reversal of 112432123 is 321234211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112432123 - 2⁵ = 112432091 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112432123.

It is not an unprimeable number, because it can be changed into a prime (112432129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57168 + ... + 59101.

It is an arithmetic number, because the mean of its divisors is an integer number (28137340).

Almost surely, 2^112432123 is an apocalyptic number.

112432123 is a deficient number, since it is larger than the sum of its proper divisors (117237).

112432123 is an equidigital number, since it uses as much as digits as its factorization.

112432123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117236.

The product of its digits is 288, while the sum is 19.

The square root of 112432123 is about 10603.4014825432. The cubic root of 112432123 is about 482.6475845880.

Adding to 112432123 its reverse (321234211), we get a palindrome (433666334).

It can be divided in two parts, 11243 and 2123, that added together give a triangular number (13366 = T₁₆₃).

The spelling of 112432123 in words is "one hundred twelve million, four hundred thirty-two thousand, one hundred twenty-three".