563225251 has 4 divisors (see below), whose sum is σ = 563301432. Its totient is φ = 563149072.

The previous prime is 563225237. The next prime is 563225263. The reversal of 563225251 is 152522365.

It is a happy number.

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 563225251 - 2¹¹ = 563223203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (563025251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25645 + ... + 42238.

It is an arithmetic number, because the mean of its divisors is an integer number (140825358).

Almost surely, 2^563225251 is an apocalyptic number.

563225251 is a deficient number, since it is larger than the sum of its proper divisors (76181).

563225251 is an equidigital number, since it uses as much as digits as its factorization.

563225251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76180.

The product of its digits is 18000, while the sum is 31.

The square root of 563225251 is about 23732.3671596409. The cubic root of 563225251 is about 825.8364340865.

The spelling of 563225251 in words is "five hundred sixty-three million, two hundred twenty-five thousand, two hundred fifty-one".