47847011 has 2 divisors, whose sum is σ = 47847012. Its totient is φ = 47847010.

The previous prime is 47847001. The next prime is 47847091. The reversal of 47847011 is 11074874.

47847011 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 a de Polignac number, because none of the positive numbers 2^k-47847011 is a prime.

It is not a weakly prime, because it can be changed into another prime (47847001) 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, 23923505 + 23923506.

It is an arithmetic number, because the mean of its divisors is an integer number (23923506).

Almost surely, 2^47847011 is an apocalyptic number.

47847011 is a deficient number, since it is larger than the sum of its proper divisors (1).

47847011 is an equidigital number, since it uses as much as digits as its factorization.

47847011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6272, while the sum is 32.

The square root of 47847011 is about 6917.1533884973. The cubic root of 47847011 is about 363.0375972613.

The spelling of 47847011 in words is "forty-seven million, eight hundred forty-seven thousand, eleven".