453029445 has 144 divisors (see below), whose sum is σ = 946108800. Its totient is φ = 199584000.

The previous prime is 453029441. The next prime is 453029453. The reversal of 453029445 is 544920354.

It is a happy number.

It is not a de Polignac number, because 453029445 - 2² = 453029441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453029441) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3000120 + ... + 3000270.

It is an arithmetic number, because the mean of its divisors is an integer number (6570200).

Almost surely, 2^453029445 is an apocalyptic number.

453029445 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

453029445 is an abundant number, since it is smaller than the sum of its proper divisors (493079355).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

453029445 is a wasteful number, since it uses less digits than its factorization.

453029445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 453029445 is about 21284.4883659439. The cubic root of 453029445 is about 768.0252117781.

Adding to 453029445 its reverse (544920354), we get a palindrome (997949799).

The spelling of 453029445 in words is "four hundred fifty-three million, twenty-nine thousand, four hundred forty-five".