454042417 has 2 divisors, whose sum is σ = 454042418. Its totient is φ = 454042416.

The previous prime is 454042397. The next prime is 454042447. The reversal of 454042417 is 714240454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 420414016 + 33628401 = 20504^2 + 5799^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454042417 is a prime.

It is not a weakly prime, because it can be changed into another prime (454042447) 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 as a sum of consecutive naturals, namely, 227021208 + 227021209.

It is an arithmetic number, because the mean of its divisors is an integer number (227021209).

Almost surely, 2^454042417 is an apocalyptic number.

It is an amenable number.

454042417 is a deficient number, since it is larger than the sum of its proper divisors (1).

454042417 is an equidigital number, since it uses as much as digits as its factorization.

454042417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17920, while the sum is 31.

The square root of 454042417 is about 21308.2710936387. The cubic root of 454042417 is about 768.5972194061.

The spelling of 454042417 in words is "four hundred fifty-four million, forty-two thousand, four hundred seventeen".