126112439 has 2 divisors, whose sum is σ = 126112440. Its totient is φ = 126112438.

The previous prime is 126112429. The next prime is 126112453. The reversal of 126112439 is 934211621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126112439 - 2⁴ = 126112423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126112429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63056219 + 63056220.

It is an arithmetic number, because the mean of its divisors is an integer number (63056220).

Almost surely, 2^126112439 is an apocalyptic number.

126112439 is a deficient number, since it is larger than the sum of its proper divisors (1).

126112439 is an equidigital number, since it uses as much as digits as its factorization.

126112439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 29.

The square root of 126112439 is about 11229.9794746028. The cubic root of 126112439 is about 501.4788735535.

The spelling of 126112439 in words is "one hundred twenty-six million, one hundred twelve thousand, four hundred thirty-nine".