450753331 has 4 divisors (see below), whose sum is σ = 515146672. Its totient is φ = 386359992.

The previous prime is 450753313. The next prime is 450753367. The reversal of 450753331 is 133357054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133357054 = 2 ⋅66678527.

It is a cyclic number.

It is not a de Polignac number, because 450753331 - 2¹¹ = 450751283 is a prime.

It is a super-2 number, since 2×450753331² = 406357130815191122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 450753293 and 450753302.

It is not an unprimeable number, because it can be changed into a prime (450753301) 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 in 3 ways as a sum of consecutive naturals, for example, 32196660 + ... + 32196673.

It is an arithmetic number, because the mean of its divisors is an integer number (128786668).

Almost surely, 2^450753331 is an apocalyptic number.

450753331 is a deficient number, since it is larger than the sum of its proper divisors (64393341).

450753331 is an equidigital number, since it uses as much as digits as its factorization.

450753331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64393340.

The product of its (nonzero) digits is 18900, while the sum is 31.

The square root of 450753331 is about 21230.9521924948. The cubic root of 450753331 is about 766.7368122544.

The spelling of 450753331 in words is "four hundred fifty million, seven hundred fifty-three thousand, three hundred thirty-one".