450543053 has 2 divisors, whose sum is σ = 450543054. Its totient is φ = 450543052.

The previous prime is 450543019. The next prime is 450543059. The reversal of 450543053 is 350345054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 306495049 + 144048004 = 17507^2 + 12002^2 .

It is a cyclic number.

It is not a de Polignac number, because 450543053 - 2¹⁴ = 450526669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450543059) 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, 225271526 + 225271527.

It is an arithmetic number, because the mean of its divisors is an integer number (225271527).

Almost surely, 2^450543053 is an apocalyptic number.

It is an amenable number.

450543053 is a deficient number, since it is larger than the sum of its proper divisors (1).

450543053 is an equidigital number, since it uses as much as digits as its factorization.

450543053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 450543053 is about 21225.9994582116. Note that the first 3 decimals coincide. The cubic root of 450543053 is about 766.6175652443.

The spelling of 450543053 in words is "four hundred fifty million, five hundred forty-three thousand, fifty-three".