115042847 has 2 divisors, whose sum is σ = 115042848. Its totient is φ = 115042846.

The previous prime is 115042831. The next prime is 115042871. The reversal of 115042847 is 748240511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115042847 - 2⁴ = 115042831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115042877) 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, 57521423 + 57521424.

It is an arithmetic number, because the mean of its divisors is an integer number (57521424).

Almost surely, 2^115042847 is an apocalyptic number.

115042847 is a deficient number, since it is larger than the sum of its proper divisors (1).

115042847 is an equidigital number, since it uses as much as digits as its factorization.

115042847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 115042847 is about 10725.8028603923. The cubic root of 115042847 is about 486.3548005573.

The spelling of 115042847 in words is "one hundred fifteen million, forty-two thousand, eight hundred forty-seven".