144091147 has 2 divisors, whose sum is σ = 144091148. Its totient is φ = 144091146.

The previous prime is 144091141. The next prime is 144091177. The reversal of 144091147 is 741190441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144091147 - 2³ = 144091139 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (144091141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72045573 + 72045574.

It is an arithmetic number, because the mean of its divisors is an integer number (72045574).

Almost surely, 2^144091147 is an apocalyptic number.

144091147 is a deficient number, since it is larger than the sum of its proper divisors (1).

144091147 is an equidigital number, since it uses as much as digits as its factorization.

144091147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 144091147 is about 12003.7971908892. The cubic root of 144091147 is about 524.2588447372.

The spelling of 144091147 in words is "one hundred forty-four million, ninety-one thousand, one hundred forty-seven".