1252304302241 has 2 divisors, whose sum is σ = 1252304302242. Its totient is φ = 1252304302240.

The previous prime is 1252304302237. The next prime is 1252304302253. The reversal of 1252304302241 is 1422034032521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 639246621841 + 613057680400 = 799529^2 + 782980^2 .

It is an emirp because it is prime and its reverse (1422034032521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1252304302241 - 2² = 1252304302237 is a prime.

It is a super-2 number, since 2×1252304302241² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1252304352241) 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, 626152151120 + 626152151121.

It is an arithmetic number, because the mean of its divisors is an integer number (626152151121).

Almost surely, 2^{1252304302241} is an apocalyptic number.

It is an amenable number.

1252304302241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252304302241 is an equidigital number, since it uses as much as digits as its factorization.

1252304302241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 1252304302241 its reverse (1422034032521), we get a palindrome (2674338334762).

The spelling of 1252304302241 in words is "one trillion, two hundred fifty-two billion, three hundred four million, three hundred two thousand, two hundred forty-one".