423124431329 has 4 divisors (see below), whose sum is σ = 430296031920. Its totient is φ = 415952830740.

The previous prime is 423124431319. The next prime is 423124431349. The reversal of 423124431329 is 923134421324.

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 423124431329 - 2¹² = 423124427233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423124431292 and 423124431301.

It is not an unprimeable number, because it can be changed into a prime (423124431319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3585800207 + ... + 3585800324.

It is an arithmetic number, because the mean of its divisors is an integer number (107574007980).

Almost surely, 2^423124431329 is an apocalyptic number.

It is an amenable number.

423124431329 is a deficient number, since it is larger than the sum of its proper divisors (7171600591).

423124431329 is an equidigital number, since it uses as much as digits as its factorization.

423124431329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7171600590.

The product of its digits is 124416, while the sum is 38.

The spelling of 423124431329 in words is "four hundred twenty-three billion, one hundred twenty-four million, four hundred thirty-one thousand, three hundred twenty-nine".