1252254323413 has 2 divisors, whose sum is σ = 1252254323414. Its totient is φ = 1252254323412.

The previous prime is 1252254323393. The next prime is 1252254323417. The reversal of 1252254323413 is 3143234522521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1222568067204 + 29686256209 = 1105698^2 + 172297^2 .

It is a cyclic number.

It is not a de Polignac number, because 1252254323413 - 2⁹ = 1252254322901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1252254323417) 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, 626127161706 + 626127161707.

It is an arithmetic number, because the mean of its divisors is an integer number (626127161707).

Almost surely, 2^{1252254323413} is an apocalyptic number.

It is an amenable number.

1252254323413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252254323413 is an equidigital number, since it uses as much as digits as its factorization.

1252254323413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 37.

Adding to 1252254323413 its reverse (3143234522521), we get a palindrome (4395488845934).

The spelling of 1252254323413 in words is "one trillion, two hundred fifty-two billion, two hundred fifty-four million, three hundred twenty-three thousand, four hundred thirteen".