450320357 has 2 divisors, whose sum is σ = 450320358. Its totient is φ = 450320356.

The previous prime is 450320329. The next prime is 450320363. The reversal of 450320357 is 753023054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 296907361 + 153412996 = 17231^2 + 12386^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450320357 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450325357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225160178 + 225160179.

It is an arithmetic number, because the mean of its divisors is an integer number (225160179).

Almost surely, 2^450320357 is an apocalyptic number.

It is an amenable number.

450320357 is a deficient number, since it is larger than the sum of its proper divisors (1).

450320357 is an equidigital number, since it uses as much as digits as its factorization.

450320357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 29.

The square root of 450320357 is about 21220.7529791004. The cubic root of 450320357 is about 766.4912356218.

The spelling of 450320357 in words is "four hundred fifty million, three hundred twenty thousand, three hundred fifty-seven".