454223617 has 2 divisors, whose sum is σ = 454223618. Its totient is φ = 454223616.

The previous prime is 454223611. The next prime is 454223639. The reversal of 454223617 is 716322454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 359822961 + 94400656 = 18969^2 + 9716^2 .

It is a cyclic number.

It is not a de Polignac number, because 454223617 - 2⁷ = 454223489 is a prime.

It is not a weakly prime, because it can be changed into another prime (454223611) 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, 227111808 + 227111809.

It is an arithmetic number, because the mean of its divisors is an integer number (227111809).

Almost surely, 2^454223617 is an apocalyptic number.

It is an amenable number.

454223617 is a deficient number, since it is larger than the sum of its proper divisors (1).

454223617 is an equidigital number, since it uses as much as digits as its factorization.

454223617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 34.

The square root of 454223617 is about 21312.5225395775. The cubic root of 454223617 is about 768.6994501584.

The spelling of 454223617 in words is "four hundred fifty-four million, two hundred twenty-three thousand, six hundred seventeen".