12750032429 has 2 divisors, whose sum is σ = 12750032430. Its totient is φ = 12750032428.

The previous prime is 12750032423. The next prime is 12750032443. The reversal of 12750032429 is 92423005721.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9102114025 + 3647918404 = 95405^2 + 60398^2 .

It is a cyclic number.

It is not a de Polignac number, because 12750032429 - 2⁴ = 12750032413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12750032423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6375016214 + 6375016215.

It is an arithmetic number, because the mean of its divisors is an integer number (6375016215).

Almost surely, 2^12750032429 is an apocalyptic number.

It is an amenable number.

12750032429 is a deficient number, since it is larger than the sum of its proper divisors (1).

12750032429 is an equidigital number, since it uses as much as digits as its factorization.

12750032429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The spelling of 12750032429 in words is "twelve billion, seven hundred fifty million, thirty-two thousand, four hundred twenty-nine".