423130043003 has 4 divisors (see below), whose sum is σ = 423519308160. Its totient is φ = 422740777848.

The previous prime is 423130042987. The next prime is 423130043047. The reversal of 423130043003 is 300340031324.

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 423130043003 - 2⁴ = 423130042987 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 423130043003.

It is not an unprimeable number, because it can be changed into a prime (423130643003) 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, 194630948 + ... + 194633121.

It is an arithmetic number, because the mean of its divisors is an integer number (105879827040).

Almost surely, 2^423130043003 is an apocalyptic number.

423130043003 is a deficient number, since it is larger than the sum of its proper divisors (389265157).

423130043003 is a wasteful number, since it uses less digits than its factorization.

423130043003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389265156.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 423130043003 its reverse (300340031324), we get a palindrome (723470074327).

The spelling of 423130043003 in words is "four hundred twenty-three billion, one hundred thirty million, forty-three thousand, three".