450381353 has 4 divisors (see below), whose sum is σ = 462553860. Its totient is φ = 438208848.

The previous prime is 450381341. The next prime is 450381367. The reversal of 450381353 is 353183054.

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

It can be written as a sum of positive squares in 2 ways, for example, as 361494169 + 88887184 = 19013^2 + 9428^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450381353 is a prime.

It is a super-2 number, since 2×450381353² = 405686726260221218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450381383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6086198 + ... + 6086271.

It is an arithmetic number, because the mean of its divisors is an integer number (115638465).

Almost surely, 2^450381353 is an apocalyptic number.

It is an amenable number.

450381353 is a deficient number, since it is larger than the sum of its proper divisors (12172507).

450381353 is a wasteful number, since it uses less digits than its factorization.

450381353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12172506.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 450381353 is about 21222.1901084690. The cubic root of 450381353 is about 766.5258411997.

The spelling of 450381353 in words is "four hundred fifty million, three hundred eighty-one thousand, three hundred fifty-three".