450454943 has 2 divisors, whose sum is σ = 450454944. Its totient is φ = 450454942.

The previous prime is 450454853. The next prime is 450454957. The reversal of 450454943 is 349454054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 450454943 - 2²⁰ = 449406367 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 450454897 and 450454906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450454993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225227471 + 225227472.

It is an arithmetic number, because the mean of its divisors is an integer number (225227472).

Almost surely, 2^450454943 is an apocalyptic number.

450454943 is a deficient number, since it is larger than the sum of its proper divisors (1).

450454943 is an equidigital number, since it uses as much as digits as its factorization.

450454943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 450454943 is about 21223.9238360865. The cubic root of 450454943 is about 766.5675877213.

The spelling of 450454943 in words is "four hundred fifty million, four hundred fifty-four thousand, nine hundred forty-three".