4144212139 has 2 divisors, whose sum is σ = 4144212140. Its totient is φ = 4144212138.

The previous prime is 4144212089. The next prime is 4144212167. The reversal of 4144212139 is 9312124414.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4144212139 - 2⁷ = 4144212011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4144212139.

It is not a weakly prime, because it can be changed into another prime (4144212239) 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, 2072106069 + 2072106070.

It is an arithmetic number, because the mean of its divisors is an integer number (2072106070).

Almost surely, 2^4144212139 is an apocalyptic number.

4144212139 is a deficient number, since it is larger than the sum of its proper divisors (1).

4144212139 is an equidigital number, since it uses as much as digits as its factorization.

4144212139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 31.

The square root of 4144212139 is about 64375.5554461474. Note that the first 3 decimals coincide. The cubic root of 4144212139 is about 1606.2531517367.

The spelling of 4144212139 in words is "four billion, one hundred forty-four million, two hundred twelve thousand, one hundred thirty-nine".