454654643 has 2 divisors, whose sum is σ = 454654644. Its totient is φ = 454654642.

The previous prime is 454654633. The next prime is 454654657. The reversal of 454654643 is 346456454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 454654643 - 2²⁶ = 387545779 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 454654643.

It is not a weakly prime, because it can be changed into another prime (454654633) 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 as a sum of consecutive naturals, namely, 227327321 + 227327322.

It is an arithmetic number, because the mean of its divisors is an integer number (227327322).

Almost surely, 2^454654643 is an apocalyptic number.

454654643 is a deficient number, since it is larger than the sum of its proper divisors (1).

454654643 is an equidigital number, since it uses as much as digits as its factorization.

454654643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 691200, while the sum is 41.

The square root of 454654643 is about 21322.6321780403. The cubic root of 454654643 is about 768.9425203770.

The spelling of 454654643 in words is "four hundred fifty-four million, six hundred fifty-four thousand, six hundred forty-three".