450213317 has 2 divisors, whose sum is σ = 450213318. Its totient is φ = 450213316.

The previous prime is 450213289. The next prime is 450213347. The reversal of 450213317 is 713312054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 383611396 + 66601921 = 19586^2 + 8161^2 .

It is a cyclic number.

It is not a de Polignac number, because 450213317 - 2¹⁰ = 450212293 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 (450213347) 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, 225106658 + 225106659.

It is an arithmetic number, because the mean of its divisors is an integer number (225106659).

Almost surely, 2^450213317 is an apocalyptic number.

It is an amenable number.

450213317 is a deficient number, since it is larger than the sum of its proper divisors (1).

450213317 is an equidigital number, since it uses as much as digits as its factorization.

450213317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 450213317 is about 21218.2307697885. The cubic root of 450213317 is about 766.4304998055.

The spelling of 450213317 in words is "four hundred fifty million, two hundred thirteen thousand, three hundred seventeen".