454203403243 has 2 divisors, whose sum is σ = 454203403244. Its totient is φ = 454203403242.

The previous prime is 454203403231. The next prime is 454203403307. The reversal of 454203403243 is 342304302454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 454203403243 - 2⁵ = 454203403211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 454203403199 and 454203403208.

It is not a weakly prime, because it can be changed into another prime (454203404243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227101701621 + 227101701622.

It is an arithmetic number, because the mean of its divisors is an integer number (227101701622).

Almost surely, 2^454203403243 is an apocalyptic number.

454203403243 is a deficient number, since it is larger than the sum of its proper divisors (1).

454203403243 is an equidigital number, since it uses as much as digits as its factorization.

454203403243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 34.

Adding to 454203403243 its reverse (342304302454), we get a palindrome (796507705697).

The spelling of 454203403243 in words is "four hundred fifty-four billion, two hundred three million, four hundred three thousand, two hundred forty-three".