454441423 has 4 divisors (see below), whose sum is σ = 462143880. Its totient is φ = 446738968.

The previous prime is 454441381. The next prime is 454441439. The reversal of 454441423 is 324144454.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454441423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454441123) 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, 3851140 + ... + 3851257.

It is an arithmetic number, because the mean of its divisors is an integer number (115535970).

Almost surely, 2^454441423 is an apocalyptic number.

454441423 is a deficient number, since it is larger than the sum of its proper divisors (7702457).

454441423 is an equidigital number, since it uses as much as digits as its factorization.

454441423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7702456.

The product of its digits is 30720, while the sum is 31.

The square root of 454441423 is about 21317.6317399471. The cubic root of 454441423 is about 768.8222975784.

Adding to 454441423 its reverse (324144454), we get a palindrome (778585877).

The spelling of 454441423 in words is "four hundred fifty-four million, four hundred forty-one thousand, four hundred twenty-three".