126448429 has 2 divisors, whose sum is σ = 126448430. Its totient is φ = 126448428.

The previous prime is 126448417. The next prime is 126448433. The reversal of 126448429 is 924844621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114704100 + 11744329 = 10710^2 + 3427^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126448429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126448391 and 126448400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126448409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63224214 + 63224215.

It is an arithmetic number, because the mean of its divisors is an integer number (63224215).

Almost surely, 2^126448429 is an apocalyptic number.

It is an amenable number.

126448429 is a deficient number, since it is larger than the sum of its proper divisors (1).

126448429 is an equidigital number, since it uses as much as digits as its factorization.

126448429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110592, while the sum is 40.

The square root of 126448429 is about 11244.9290349028. The cubic root of 126448429 is about 501.9238269527.

The spelling of 126448429 in words is "one hundred twenty-six million, four hundred forty-eight thousand, four hundred twenty-nine".