2144012399 has 2 divisors, whose sum is σ = 2144012400. Its totient is φ = 2144012398.

The previous prime is 2144012333. The next prime is 2144012401. The reversal of 2144012399 is 9932104412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2144012399 - 2¹² = 2144008303 is a prime.

It is a super-3 number, since 3×2144012399³ (a number of 29 digits) contains 333 as substring.

Together with 2144012401, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2144012309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072006199 + 1072006200.

It is an arithmetic number, because the mean of its divisors is an integer number (1072006200).

Almost surely, 2^2144012399 is an apocalyptic number.

2144012399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144012399 is an equidigital number, since it uses as much as digits as its factorization.

2144012399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 2144012399 is about 46303.4814997749. The cubic root of 2144012399 is about 1289.4636311496.

The spelling of 2144012399 in words is "two billion, one hundred forty-four million, twelve thousand, three hundred ninety-nine".