636052223 has 2 divisors, whose sum is σ = 636052224. Its totient is φ = 636052222.

The previous prime is 636052199. The next prime is 636052231. The reversal of 636052223 is 322250636.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 636052223 - 2⁶ = 636052159 is a prime.

It is equal to p_33105791 and since 636052223 and 33105791 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (636052423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 318026111 + 318026112.

It is an arithmetic number, because the mean of its divisors is an integer number (318026112).

Almost surely, 2^636052223 is an apocalyptic number.

636052223 is a deficient number, since it is larger than the sum of its proper divisors (1).

636052223 is an equidigital number, since it uses as much as digits as its factorization.

636052223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 636052223 is about 25220.0757929075. The cubic root of 636052223 is about 859.9982977251.

The spelling of 636052223 in words is "six hundred thirty-six million, fifty-two thousand, two hundred twenty-three".