225005744213 has 2 divisors, whose sum is σ = 225005744214. Its totient is φ = 225005744212.

The previous prime is 225005744111. The next prime is 225005744269. The reversal of 225005744213 is 312447500522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139798966609 + 85206777604 = 373897^2 + 291902^2 .

It is a cyclic number.

It is not a de Polignac number, because 225005744213 - 2¹⁸ = 225005482069 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225005744273) 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 as a sum of consecutive naturals, namely, 112502872106 + 112502872107.

It is an arithmetic number, because the mean of its divisors is an integer number (112502872107).

Almost surely, 2^225005744213 is an apocalyptic number.

It is an amenable number.

225005744213 is a deficient number, since it is larger than the sum of its proper divisors (1).

225005744213 is an equidigital number, since it uses as much as digits as its factorization.

225005744213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67200, while the sum is 35.

The spelling of 225005744213 in words is "two hundred twenty-five billion, five million, seven hundred forty-four thousand, two hundred thirteen".