450025369 has 2 divisors, whose sum is σ = 450025370. Its totient is φ = 450025368.

The previous prime is 450025319. The next prime is 450025447. The reversal of 450025369 is 963520054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 407514969 + 42510400 = 20187^2 + 6520^2 .

It is a cyclic number.

It is not a de Polignac number, because 450025369 - 2¹³ = 450017177 is a prime.

It is a super-2 number, since 2×450025369² = 405045665487172322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (450025319) 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, 225012684 + 225012685.

It is an arithmetic number, because the mean of its divisors is an integer number (225012685).

Almost surely, 2^450025369 is an apocalyptic number.

It is an amenable number.

450025369 is a deficient number, since it is larger than the sum of its proper divisors (1).

450025369 is an equidigital number, since it uses as much as digits as its factorization.

450025369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 450025369 is about 21213.8013802336. The cubic root of 450025369 is about 766.3238324963.

The spelling of 450025369 in words is "four hundred fifty million, twenty-five thousand, three hundred sixty-nine".