47119147 has 2 divisors, whose sum is σ = 47119148. Its totient is φ = 47119146.

The previous prime is 47119141. The next prime is 47119169. The reversal of 47119147 is 74191174.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47119147 is a prime.

It is not a weakly prime, because it can be changed into another prime (47119141) 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, 23559573 + 23559574.

It is an arithmetic number, because the mean of its divisors is an integer number (23559574).

Almost surely, 2^47119147 is an apocalyptic number.

47119147 is a deficient number, since it is larger than the sum of its proper divisors (1).

47119147 is an equidigital number, since it uses as much as digits as its factorization.

47119147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 34.

The square root of 47119147 is about 6864.3387882592. The cubic root of 47119147 is about 361.1873016110.

The spelling of 47119147 in words is "forty-seven million, one hundred nineteen thousand, one hundred forty-seven".