449320063 has 2 divisors, whose sum is σ = 449320064. Its totient is φ = 449320062.

The previous prime is 449320033. The next prime is 449320073. The reversal of 449320063 is 360023944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449320063 - 2¹³ = 449311871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449320033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224660031 + 224660032.

It is an arithmetic number, because the mean of its divisors is an integer number (224660032).

Almost surely, 2^449320063 is an apocalyptic number.

449320063 is a deficient number, since it is larger than the sum of its proper divisors (1).

449320063 is an equidigital number, since it uses as much as digits as its factorization.

449320063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 449320063 is about 21197.1711084286. The cubic root of 449320063 is about 765.9232807020.

The spelling of 449320063 in words is "four hundred forty-nine million, three hundred twenty thousand, sixty-three".