2144672771 has 2 divisors, whose sum is σ = 2144672772. Its totient is φ = 2144672770.

The previous prime is 2144672713. The next prime is 2144672819. The reversal of 2144672771 is 1772764412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2144672771 - 2¹⁴ = 2144656387 is a prime.

It is not a weakly prime, because it can be changed into another prime (2144672701) 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, 1072336385 + 1072336386.

It is an arithmetic number, because the mean of its divisors is an integer number (1072336386).

Almost surely, 2^2144672771 is an apocalyptic number.

2144672771 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144672771 is an equidigital number, since it uses as much as digits as its factorization.

2144672771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 131712, while the sum is 41.

The square root of 2144672771 is about 46310.6118616457. The cubic root of 2144672771 is about 1289.5960057364.

The spelling of 2144672771 in words is "two billion, one hundred forty-four million, six hundred seventy-two thousand, seven hundred seventy-one".