450493451 has 2 divisors, whose sum is σ = 450493452. Its totient is φ = 450493450.

The previous prime is 450493441. The next prime is 450493487. The reversal of 450493451 is 154394054.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450493451 is a prime.

It is not a weakly prime, because it can be changed into another prime (450493441) 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, 225246725 + 225246726.

It is an arithmetic number, because the mean of its divisors is an integer number (225246726).

Almost surely, 2^450493451 is an apocalyptic number.

450493451 is a deficient number, since it is larger than the sum of its proper divisors (1).

450493451 is an equidigital number, since it uses as much as digits as its factorization.

450493451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 450493451 is about 21224.8310005050. The cubic root of 450493451 is about 766.5894309297.

The spelling of 450493451 in words is "four hundred fifty million, four hundred ninety-three thousand, four hundred fifty-one".