432112123 has 4 divisors (see below), whose sum is σ = 432213408. Its totient is φ = 432010840.

The previous prime is 432112099. The next prime is 432112133. The reversal of 432112123 is 321211234.

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 432112123 - 2⁹ = 432111611 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 432112123.

It is not an unprimeable number, because it can be changed into a prime (432112133) 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, 43948 + ... + 52873.

It is an arithmetic number, because the mean of its divisors is an integer number (108053352).

Almost surely, 2^432112123 is an apocalyptic number.

432112123 is a deficient number, since it is larger than the sum of its proper divisors (101285).

432112123 is an equidigital number, since it uses as much as digits as its factorization.

432112123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101284.

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

The square root of 432112123 is about 20787.3067760112. The cubic root of 432112123 is about 756.0180252647.

Adding to 432112123 its reverse (321211234), we get a palindrome (753323357).

The spelling of 432112123 in words is "four hundred thirty-two million, one hundred twelve thousand, one hundred twenty-three".