141644147 has 2 divisors, whose sum is σ = 141644148. Its totient is φ = 141644146.

The previous prime is 141644137. The next prime is 141644161. The reversal of 141644147 is 741446141.

It is a weak prime.

It is an emirp because it is prime and its reverse (741446141) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141644147 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (141644137) 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, 70822073 + 70822074.

It is an arithmetic number, because the mean of its divisors is an integer number (70822074).

Almost surely, 2^141644147 is an apocalyptic number.

141644147 is a deficient number, since it is larger than the sum of its proper divisors (1).

141644147 is an equidigital number, since it uses as much as digits as its factorization.

141644147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 32.

The square root of 141644147 is about 11901.4346614179. The cubic root of 141644147 is about 521.2741768120.

The spelling of 141644147 in words is "one hundred forty-one million, six hundred forty-four thousand, one hundred forty-seven".