126752447 has 2 divisors, whose sum is σ = 126752448. Its totient is φ = 126752446.

The previous prime is 126752413. The next prime is 126752539. The reversal of 126752447 is 744257621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126752447 - 2⁸ = 126752191 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126752447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126752407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63376223 + 63376224.

It is an arithmetic number, because the mean of its divisors is an integer number (63376224).

Almost surely, 2^126752447 is an apocalyptic number.

126752447 is a deficient number, since it is larger than the sum of its proper divisors (1).

126752447 is an equidigital number, since it uses as much as digits as its factorization.

126752447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94080, while the sum is 38.

The square root of 126752447 is about 11258.4389237585. The cubic root of 126752447 is about 502.3257608986.

The spelling of 126752447 in words is "one hundred twenty-six million, seven hundred fifty-two thousand, four hundred forty-seven".