423121301 has 4 divisors (see below), whose sum is σ = 428219232. Its totient is φ = 418023372.

The previous prime is 423121277. The next prime is 423121319. The reversal of 423121301 is 103121324.

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 423121301 - 2¹⁴ = 423104917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 423121301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423121001) 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, 2548841 + ... + 2549006.

It is an arithmetic number, because the mean of its divisors is an integer number (107054808).

Almost surely, 2^423121301 is an apocalyptic number.

It is an amenable number.

423121301 is a deficient number, since it is larger than the sum of its proper divisors (5097931).

423121301 is an equidigital number, since it uses as much as digits as its factorization.

423121301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5097930.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 423121301 is about 20569.9125180444. The cubic root of 423121301 is about 750.7378226597.

Adding to 423121301 its reverse (103121324), we get a palindrome (526242625).

The spelling of 423121301 in words is "four hundred twenty-three million, one hundred twenty-one thousand, three hundred one".