2144305937 has 2 divisors, whose sum is σ = 2144305938. Its totient is φ = 2144305936.

The previous prime is 2144305909. The next prime is 2144305951. The reversal of 2144305937 is 7395034412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1369296016 + 775009921 = 37004^2 + 27839^2 .

It is a cyclic number.

It is not a de Polignac number, because 2144305937 - 2⁶ = 2144305873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2144305937.

It is not a weakly prime, because it can be changed into another prime (2144305987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072152968 + 1072152969.

It is an arithmetic number, because the mean of its divisors is an integer number (1072152969).

Almost surely, 2^2144305937 is an apocalyptic number.

It is an amenable number.

2144305937 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144305937 is an equidigital number, since it uses as much as digits as its factorization.

2144305937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 2144305937 is about 46306.6511097488. The cubic root of 2144305937 is about 1289.5224755392.

The spelling of 2144305937 in words is "two billion, one hundred forty-four million, three hundred five thousand, nine hundred thirty-seven".