12532421323 has 2 divisors, whose sum is σ = 12532421324. Its totient is φ = 12532421322.

The previous prime is 12532421303. The next prime is 12532421351. The reversal of 12532421323 is 32312423521.

It is a happy number.

It is an a-pointer prime, because the next prime (12532421351) can be obtained adding 12532421323 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12532421323 - 2²¹ = 12530324171 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12532421291 and 12532421300.

It is not a weakly prime, because it can be changed into another prime (12532421303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6266210661 + 6266210662.

It is an arithmetic number, because the mean of its divisors is an integer number (6266210662).

Almost surely, 2^12532421323 is an apocalyptic number.

12532421323 is a deficient number, since it is larger than the sum of its proper divisors (1).

12532421323 is an equidigital number, since it uses as much as digits as its factorization.

12532421323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 28.

Adding to 12532421323 its reverse (32312423521), we get a palindrome (44844844844).

The spelling of 12532421323 in words is "twelve billion, five hundred thirty-two million, four hundred twenty-one thousand, three hundred twenty-three".