450020411 has 4 divisors (see below), whose sum is σ = 452715312. Its totient is φ = 447325512.

The previous prime is 450020407. The next prime is 450020437. The reversal of 450020411 is 114020054.

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 450020411 - 2² = 450020407 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 450020411.

It is not an unprimeable number, because it can be changed into a prime (450020611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1347200 + ... + 1347533.

It is an arithmetic number, because the mean of its divisors is an integer number (113178828).

Almost surely, 2^450020411 is an apocalyptic number.

450020411 is a deficient number, since it is larger than the sum of its proper divisors (2694901).

450020411 is a wasteful number, since it uses less digits than its factorization.

450020411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2694900.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 450020411 is about 21213.6845220249. The cubic root of 450020411 is about 766.3210182494.

Adding to 450020411 its reverse (114020054), we get a palindrome (564040465).

The spelling of 450020411 in words is "four hundred fifty million, twenty thousand, four hundred eleven".