47459147 has 2 divisors, whose sum is σ = 47459148. Its totient is φ = 47459146.

The previous prime is 47459141. The next prime is 47459173. The reversal of 47459147 is 74195474.

47459147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47459147 - 2¹⁴ = 47442763 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47459141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23729573 + 23729574.

It is an arithmetic number, because the mean of its divisors is an integer number (23729574).

Almost surely, 2^47459147 is an apocalyptic number.

47459147 is a deficient number, since it is larger than the sum of its proper divisors (1).

47459147 is an equidigital number, since it uses as much as digits as its factorization.

47459147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120, while the sum is 41.

The square root of 47459147 is about 6889.0599503851. The cubic root of 47459147 is about 362.0539661921.

The spelling of 47459147 in words is "forty-seven million, four hundred fifty-nine thousand, one hundred forty-seven".