1252430243203 has 2 divisors, whose sum is σ = 1252430243204. Its totient is φ = 1252430243202.

The previous prime is 1252430243143. The next prime is 1252430243357. The reversal of 1252430243203 is 3023420342521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1252430243203 - 2¹³ = 1252430235011 is a prime.

It is not a weakly prime, because it can be changed into another prime (1252430240203) 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, 626215121601 + 626215121602.

It is an arithmetic number, because the mean of its divisors is an integer number (626215121602).

Almost surely, 2^{1252430243203} is an apocalyptic number.

1252430243203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252430243203 is an equidigital number, since it uses as much as digits as its factorization.

1252430243203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 1252430243203 its reverse (3023420342521), we get a palindrome (4275850585724).

The spelling of 1252430243203 in words is "one trillion, two hundred fifty-two billion, four hundred thirty million, two hundred forty-three thousand, two hundred three".