454204423 has 2 divisors, whose sum is σ = 454204424. Its totient is φ = 454204422.

The previous prime is 454204411. The next prime is 454204427. The reversal of 454204423 is 324402454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 454204423 - 2¹⁷ = 454073351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 454204391 and 454204400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454204427) 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 as a sum of consecutive naturals, namely, 227102211 + 227102212.

It is an arithmetic number, because the mean of its divisors is an integer number (227102212).

Almost surely, 2^454204423 is an apocalyptic number.

454204423 is a deficient number, since it is larger than the sum of its proper divisors (1).

454204423 is an equidigital number, since it uses as much as digits as its factorization.

454204423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 454204423 is about 21312.0722361764. The cubic root of 454204423 is about 768.6886224335.

Adding to 454204423 its reverse (324402454), we get a palindrome (778606877).

The spelling of 454204423 in words is "four hundred fifty-four million, two hundred four thousand, four hundred twenty-three".