2144259937 has 2 divisors, whose sum is σ = 2144259938. Its totient is φ = 2144259936.

The previous prime is 2144259917. The next prime is 2144259967. The reversal of 2144259937 is 7399524412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2081549376 + 62710561 = 45624^2 + 7919^2 .

It is a cyclic number.

It is not a de Polignac number, because 2144259937 - 2²³ = 2135871329 is a prime.

It is not a weakly prime, because it can be changed into another prime (2144259917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072129968 + 1072129969.

It is an arithmetic number, because the mean of its divisors is an integer number (1072129969).

Almost surely, 2^2144259937 is an apocalyptic number.

It is an amenable number.

2144259937 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144259937 is an equidigital number, since it uses as much as digits as its factorization.

2144259937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 46.

The square root of 2144259937 is about 46306.1544181764. The cubic root of 2144259937 is about 1289.5132544579.

The spelling of 2144259937 in words is "two billion, one hundred forty-four million, two hundred fifty-nine thousand, nine hundred thirty-seven".