2144430043139 has 2 divisors, whose sum is σ = 2144430043140. Its totient is φ = 2144430043138.

The previous prime is 2144430043123. The next prime is 2144430043181. The reversal of 2144430043139 is 9313400344412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2144430043139 - 2⁴ = 2144430043123 is a prime.

It is not a weakly prime, because it can be changed into another prime (2144430033139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072215021569 + 1072215021570.

It is an arithmetic number, because the mean of its divisors is an integer number (1072215021570).

Almost surely, 2^{2144430043139} is an apocalyptic number.

2144430043139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144430043139 is an equidigital number, since it uses as much as digits as its factorization.

2144430043139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 2144430043139 in words is "two trillion, one hundred forty-four billion, four hundred thirty million, forty-three thousand, one hundred thirty-nine".