12503522051441 has 2 divisors, whose sum is σ = 12503522051442. Its totient is φ = 12503522051440.

The previous prime is 12503522051407. The next prime is 12503522051479. The reversal of 12503522051441 is 14415022530521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10451021702416 + 2052500349025 = 3232804^2 + 1432655^2 .

It is a cyclic number.

It is not a de Polignac number, because 12503522051441 - 2³⁴ = 12486342182257 is a prime.

It is not a weakly prime, because it can be changed into another prime (12503522051491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6251761025720 + 6251761025721.

It is an arithmetic number, because the mean of its divisors is an integer number (6251761025721).

Almost surely, 2^{12503522051441} is an apocalyptic number.

It is an amenable number.

12503522051441 is a deficient number, since it is larger than the sum of its proper divisors (1).

12503522051441 is an equidigital number, since it uses as much as digits as its factorization.

12503522051441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 12503522051441 its reverse (14415022530521), we get a palindrome (26918544581962).

The spelling of 12503522051441 in words is "twelve trillion, five hundred three billion, five hundred twenty-two million, fifty-one thousand, four hundred forty-one".