432555403 has 4 divisors (see below), whose sum is σ = 494349040. Its totient is φ = 370761768.

The previous prime is 432555391. The next prime is 432555421. The reversal of 432555403 is 304555234.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304555234 = 2 ⋅152277617.

It is a cyclic number.

It is not a de Polignac number, because 432555403 - 2⁹ = 432554891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (432555203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30896808 + ... + 30896821.

It is an arithmetic number, because the mean of its divisors is an integer number (123587260).

Almost surely, 2^432555403 is an apocalyptic number.

432555403 is a deficient number, since it is larger than the sum of its proper divisors (61793637).

432555403 is an equidigital number, since it uses as much as digits as its factorization.

432555403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61793636.

The product of its (nonzero) digits is 36000, while the sum is 31.

The square root of 432555403 is about 20797.9663188495. The cubic root of 432555403 is about 756.2764559832.

The spelling of 432555403 in words is "four hundred thirty-two million, five hundred fifty-five thousand, four hundred three".