126118847 has 2 divisors, whose sum is σ = 126118848. Its totient is φ = 126118846.

The previous prime is 126118843. The next prime is 126118849. The reversal of 126118847 is 748811621.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126118847 - 2² = 126118843 is a prime.

Together with 126118849, it forms a pair of twin primes.

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 126118847.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126118841) 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, 63059423 + 63059424.

It is an arithmetic number, because the mean of its divisors is an integer number (63059424).

Almost surely, 2^126118847 is an apocalyptic number.

126118847 is a deficient number, since it is larger than the sum of its proper divisors (1).

126118847 is an equidigital number, since it uses as much as digits as its factorization.

126118847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21504, while the sum is 38.

The square root of 126118847 is about 11230.2647787129. The cubic root of 126118847 is about 501.4873670910.

The spelling of 126118847 in words is "one hundred twenty-six million, one hundred eighteen thousand, eight hundred forty-seven".