2144443337 has 2 divisors, whose sum is σ = 2144443338. Its totient is φ = 2144443336.

The previous prime is 2144443319. The next prime is 2144443363. The reversal of 2144443337 is 7333444412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1936968121 + 207475216 = 44011^2 + 14404^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2144443337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2144443297 and 2144443306.

It is not a weakly prime, because it can be changed into another prime (2144445337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072221668 + 1072221669.

It is an arithmetic number, because the mean of its divisors is an integer number (1072221669).

Almost surely, 2^2144443337 is an apocalyptic number.

It is an amenable number.

2144443337 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144443337 is an equidigital number, since it uses as much as digits as its factorization.

2144443337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 35.

The square root of 2144443337 is about 46308.1346741585. The cubic root of 2144443337 is about 1289.5500177229.

Adding to 2144443337 its reverse (7333444412), we get a palindrome (9477887749).

The spelling of 2144443337 in words is "two billion, one hundred forty-four million, four hundred forty-three thousand, three hundred thirty-seven".