12454332529 has 2 divisors, whose sum is σ = 12454332530. Its totient is φ = 12454332528.

The previous prime is 12454332511. The next prime is 12454332533. The reversal of 12454332529 is 92523345421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7318460304 + 5135872225 = 85548^2 + 71665^2 .

It is a cyclic number.

It is not a de Polignac number, because 12454332529 - 2¹¹ = 12454330481 is a prime.

It is a super-2 number, since 2×12454332529² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12454332491 and 12454332500.

It is not a weakly prime, because it can be changed into another prime (12454332589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6227166264 + 6227166265.

It is an arithmetic number, because the mean of its divisors is an integer number (6227166265).

Almost surely, 2^12454332529 is an apocalyptic number.

It is an amenable number.

12454332529 is a deficient number, since it is larger than the sum of its proper divisors (1).

12454332529 is an equidigital number, since it uses as much as digits as its factorization.

12454332529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 40.

The spelling of 12454332529 in words is "twelve billion, four hundred fifty-four million, three hundred thirty-two thousand, five hundred twenty-nine".