126051439 has 2 divisors, whose sum is σ = 126051440. Its totient is φ = 126051438.

The previous prime is 126051427. The next prime is 126051449. The reversal of 126051439 is 934150621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126051439 - 2⁹ = 126050927 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126051439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126051449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63025719 + 63025720.

It is an arithmetic number, because the mean of its divisors is an integer number (63025720).

Almost surely, 2^126051439 is an apocalyptic number.

126051439 is a deficient number, since it is larger than the sum of its proper divisors (1).

126051439 is an equidigital number, since it uses as much as digits as its factorization.

126051439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 126051439 is about 11227.2632016890. The cubic root of 126051439 is about 501.3980061810.

The spelling of 126051439 in words is "one hundred twenty-six million, fifty-one thousand, four hundred thirty-nine".