432004121 has 4 divisors (see below), whose sum is σ = 454741200. Its totient is φ = 409267044.

The previous prime is 432004109. The next prime is 432004123. The reversal of 432004121 is 121400234.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 432004121 - 2⁶ = 432004057 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 432004121.

It is not an unprimeable number, because it can be changed into a prime (432004123) 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, 11368511 + ... + 11368548.

It is an arithmetic number, because the mean of its divisors is an integer number (113685300).

Almost surely, 2^432004121 is an apocalyptic number.

It is an amenable number.

432004121 is a deficient number, since it is larger than the sum of its proper divisors (22737079).

432004121 is a wasteful number, since it uses less digits than its factorization.

432004121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22737078.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 432004121 is about 20784.7088264426. The cubic root of 432004121 is about 755.9550336953.

Adding to 432004121 its reverse (121400234), we get a palindrome (553404355).

The spelling of 432004121 in words is "four hundred thirty-two million, four thousand, one hundred twenty-one".