432111 has 4 divisors (see below), whose sum is σ = 576152. Its totient is φ = 288072.

The previous prime is 432097. The next prime is 432121. The reversal of 432111 is 111234.

It is a happy number.

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

It is not a de Polignac number, because 432111 - 2⁷ = 431983 is a prime.

It is a D-number.

It is a Duffinian number.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432121) 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, 72016 + ... + 72021.

It is an arithmetic number, because the mean of its divisors is an integer number (144038).

2⁴³²¹¹¹ is an apocalyptic number.

432111 is a deficient number, since it is larger than the sum of its proper divisors (144041).

432111 is a wasteful number, since it uses less digits than its factorization.

432111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144040.

The product of its digits is 24, while the sum is 12.

The square root of 432111 is about 657.3515041437. The cubic root of 432111 is about 75.6017370335.

Adding to 432111 its reverse (111234), we get a palindrome (543345).

The spelling of 432111 in words is "four hundred thirty-two thousand, one hundred eleven".