126458939 has 2 divisors, whose sum is σ = 126458940. Its totient is φ = 126458938.

The previous prime is 126458923. The next prime is 126458957. The reversal of 126458939 is 939854621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126458939 - 2⁴ = 126458923 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 126458893 and 126458902.

It is not a weakly prime, because it can be changed into another prime (126478939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63229469 + 63229470.

It is an arithmetic number, because the mean of its divisors is an integer number (63229470).

Almost surely, 2^126458939 is an apocalyptic number.

126458939 is a deficient number, since it is larger than the sum of its proper divisors (1).

126458939 is an equidigital number, since it uses as much as digits as its factorization.

126458939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 47.

The square root of 126458939 is about 11245.3963469502. The cubic root of 126458939 is about 501.9377326830.

The spelling of 126458939 in words is "one hundred twenty-six million, four hundred fifty-eight thousand, nine hundred thirty-nine".