423032003 has 4 divisors (see below), whose sum is σ = 423213840. Its totient is φ = 422850168.

The previous prime is 423031997. The next prime is 423032033. The reversal of 423032003 is 300230324.

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 423032003 - 2⁸ = 423031747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423032033) 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, 87383 + ... + 92096.

It is an arithmetic number, because the mean of its divisors is an integer number (105803460).

Almost surely, 2^423032003 is an apocalyptic number.

423032003 is a deficient number, since it is larger than the sum of its proper divisors (181837).

423032003 is a wasteful number, since it uses less digits than its factorization.

423032003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181836.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 423032003 is about 20567.7418060418. The cubic root of 423032003 is about 750.6850055734.

Adding to 423032003 its reverse (300230324), we get a palindrome (723262327).

The spelling of 423032003 in words is "four hundred twenty-three million, thirty-two thousand, three".