445535053 has 4 divisors (see below), whose sum is σ = 449699040. Its totient is φ = 441371068.

The previous prime is 445534981. The next prime is 445535081. The reversal of 445535053 is 350535544.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-445535053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445535353) 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, 2081833 + ... + 2082046.

It is an arithmetic number, because the mean of its divisors is an integer number (112424760).

Almost surely, 2^445535053 is an apocalyptic number.

It is an amenable number.

445535053 is a deficient number, since it is larger than the sum of its proper divisors (4163987).

445535053 is a wasteful number, since it uses less digits than its factorization.

445535053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4163986.

The product of its (nonzero) digits is 90000, while the sum is 34.

The square root of 445535053 is about 21107.7012722845. The cubic root of 445535053 is about 763.7665360543.

The spelling of 445535053 in words is "four hundred forty-five million, five hundred thirty-five thousand, fifty-three".