553209073 has 4 divisors (see below), whose sum is σ = 582325360. Its totient is φ = 524092788.

The previous prime is 553209047. The next prime is 553209091. The reversal of 553209073 is 370902355.

553209073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 553209073 - 2⁹ = 553208561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (553209673) 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, 14558115 + ... + 14558152.

It is an arithmetic number, because the mean of its divisors is an integer number (145581340).

Almost surely, 2^553209073 is an apocalyptic number.

It is an amenable number.

553209073 is a deficient number, since it is larger than the sum of its proper divisors (29116287).

553209073 is a wasteful number, since it uses less digits than its factorization.

553209073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29116286.

The product of its (nonzero) digits is 28350, while the sum is 34.

The square root of 553209073 is about 23520.3969566842. The cubic root of 553209073 is about 820.9116734172.

The spelling of 553209073 in words is "five hundred fifty-three million, two hundred nine thousand, seventy-three".