553664303 has 4 divisors (see below), whose sum is σ = 577736688. Its totient is φ = 529591920.

The previous prime is 553664299. The next prime is 553664329. The reversal of 553664303 is 303466355.

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 553664303 - 2² = 553664299 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 (553664003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12036158 + ... + 12036203.

It is an arithmetic number, because the mean of its divisors is an integer number (144434172).

Almost surely, 2^553664303 is an apocalyptic number.

553664303 is a deficient number, since it is larger than the sum of its proper divisors (24072385).

553664303 is a wasteful number, since it uses less digits than its factorization.

553664303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24072384.

The product of its (nonzero) digits is 97200, while the sum is 35.

The square root of 553664303 is about 23530.0723118311. The cubic root of 553664303 is about 821.1367849109.

The spelling of 553664303 in words is "five hundred fifty-three million, six hundred sixty-four thousand, three hundred three".