445134453 has 8 divisors (see below), whose sum is σ = 593724768. Its totient is φ = 296650224.

The previous prime is 445134421. The next prime is 445134497. The reversal of 445134453 is 354431544.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 445134453 - 2⁵ = 445134421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445134353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16150 + ... + 33927.

It is an arithmetic number, because the mean of its divisors is an integer number (74215596).

Almost surely, 2^445134453 is an apocalyptic number.

It is an amenable number.

445134453 is a deficient number, since it is larger than the sum of its proper divisors (148590315).

445134453 is a wasteful number, since it uses less digits than its factorization.

445134453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53043.

The product of its digits is 57600, while the sum is 33.

The square root of 445134453 is about 21098.2097107788. The cubic root of 445134453 is about 763.5375554760.

Adding to 445134453 its reverse (354431544), we get a palindrome (799565997).

The spelling of 445134453 in words is "four hundred forty-five million, one hundred thirty-four thousand, four hundred fifty-three".