450045727 has 4 divisors (see below), whose sum is σ = 459621216. Its totient is φ = 440470240.

The previous prime is 450045703. The next prime is 450045733. The reversal of 450045727 is 727540054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 450045727 - 2⁷ = 450045599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 450045692 and 450045701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450045787) 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 in 3 ways as a sum of consecutive naturals, for example, 4787674 + ... + 4787767.

It is an arithmetic number, because the mean of its divisors is an integer number (114905304).

Almost surely, 2^450045727 is an apocalyptic number.

450045727 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

450045727 is a deficient number, since it is larger than the sum of its proper divisors (9575489).

450045727 is an equidigital number, since it uses as much as digits as its factorization.

450045727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9575488.

The product of its (nonzero) digits is 39200, while the sum is 34.

The square root of 450045727 is about 21214.2812039437. The cubic root of 450045727 is about 766.3353878340.

The spelling of 450045727 in words is "four hundred fifty million, forty-five thousand, seven hundred twenty-seven".