424453123 has 4 divisors (see below), whose sum is σ = 430431408. Its totient is φ = 418474840.

The previous prime is 424453121. The next prime is 424453153. The reversal of 424453123 is 321354424.

It is a happy number.

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 424453123 - 2¹ = 424453121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424453091 and 424453100.

It is not an unprimeable number, because it can be changed into a prime (424453121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2989036 + ... + 2989177.

It is an arithmetic number, because the mean of its divisors is an integer number (107607852).

Almost surely, 2^424453123 is an apocalyptic number.

424453123 is a deficient number, since it is larger than the sum of its proper divisors (5978285).

424453123 is an equidigital number, since it uses as much as digits as its factorization.

424453123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5978284.

The product of its digits is 11520, while the sum is 28.

The square root of 424453123 is about 20602.2601430037. The cubic root of 424453123 is about 751.5246749805.

The spelling of 424453123 in words is "four hundred twenty-four million, four hundred fifty-three thousand, one hundred twenty-three".