225043245313 has 2 divisors, whose sum is σ = 225043245314. Its totient is φ = 225043245312.

The previous prime is 225043245293. The next prime is 225043245377. The reversal of 225043245313 is 313542340522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142485865729 + 82557379584 = 377473^2 + 287328^2 .

It is a cyclic number.

It is not a de Polignac number, because 225043245313 - 2²⁹ = 224506374401 is a prime.

It is a super-2 number, since 2×225043245313² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (225043245613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112521622656 + 112521622657.

It is an arithmetic number, because the mean of its divisors is an integer number (112521622657).

Almost surely, 2^225043245313 is an apocalyptic number.

It is an amenable number.

225043245313 is a deficient number, since it is larger than the sum of its proper divisors (1).

225043245313 is an equidigital number, since it uses as much as digits as its factorization.

225043245313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 225043245313 its reverse (313542340522), we get a palindrome (538585585835).

The spelling of 225043245313 in words is "two hundred twenty-five billion, forty-three million, two hundred forty-five thousand, three hundred thirteen".