450553361 has 2 divisors, whose sum is σ = 450553362. Its totient is φ = 450553360.

The previous prime is 450553357. The next prime is 450553379. The reversal of 450553361 is 163355054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 406264336 + 44289025 = 20156^2 + 6655^2 .

It is a cyclic number.

It is not a de Polignac number, because 450553361 - 2² = 450553357 is a prime.

It is a super-2 number, since 2×450553361² = 405996662216792642, which contains 22 as substring.

It is equal to p_23880704 and since 450553361 and 23880704 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (450553321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225276680 + 225276681.

It is an arithmetic number, because the mean of its divisors is an integer number (225276681).

Almost surely, 2^450553361 is an apocalyptic number.

It is an amenable number.

450553361 is a deficient number, since it is larger than the sum of its proper divisors (1).

450553361 is an equidigital number, since it uses as much as digits as its factorization.

450553361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 450553361 is about 21226.2422722440. The cubic root of 450553361 is about 766.6234116953.

The spelling of 450553361 in words is "four hundred fifty million, five hundred fifty-three thousand, three hundred sixty-one".