563166253 has 8 divisors (see below), whose sum is σ = 607685400. Its totient is φ = 518818368.

The previous prime is 563166239. The next prime is 563166257. The reversal of 563166253 is 352661365.

It can be written as a sum of positive squares in 4 ways, for example, as 58400164 + 504766089 = 7642^2 + 22467^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 563166253 - 2⁵ = 563166221 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 (563166257) 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 7 ways as a sum of consecutive naturals, for example, 35938 + ... + 49171.

It is an arithmetic number, because the mean of its divisors is an integer number (75960675).

Almost surely, 2^563166253 is an apocalyptic number.

It is an amenable number.

563166253 is a deficient number, since it is larger than the sum of its proper divisors (44519147).

563166253 is a wasteful number, since it uses less digits than its factorization.

563166253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85631.

The product of its digits is 97200, while the sum is 37.

The square root of 563166253 is about 23731.1241410937. The cubic root of 563166253 is about 825.8075975484.

The spelling of 563166253 in words is "five hundred sixty-three million, one hundred sixty-six thousand, two hundred fifty-three".