553166717 has 4 divisors (see below), whose sum is σ = 553700160. Its totient is φ = 552633276.

The previous prime is 553166683. The next prime is 553166729. The reversal of 553166717 is 717661355.

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 553166717 - 2⁸ = 553166461 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 (553166737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265163 + ... + 267240.

It is an arithmetic number, because the mean of its divisors is an integer number (138425040).

Almost surely, 2^553166717 is an apocalyptic number.

It is an amenable number.

553166717 is a deficient number, since it is larger than the sum of its proper divisors (533443).

553166717 is a wasteful number, since it uses less digits than its factorization.

553166717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533442.

The product of its digits is 132300, while the sum is 41.

The square root of 553166717 is about 23519.4965294753. The cubic root of 553166717 is about 820.8907220723.

The spelling of 553166717 in words is "five hundred fifty-three million, one hundred sixty-six thousand, seven hundred seventeen".