2144423297 has 2 divisors, whose sum is σ = 2144423298. Its totient is φ = 2144423296.

The previous prime is 2144423291. The next prime is 2144423327. The reversal of 2144423297 is 7923244412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1951518976 + 192904321 = 44176^2 + 13889^2 .

It is a cyclic number.

It is not a de Polignac number, because 2144423297 - 2¹² = 2144419201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2144423297.

It is not a weakly prime, because it can be changed into another prime (2144423291) 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, 1072211648 + 1072211649.

It is an arithmetic number, because the mean of its divisors is an integer number (1072211649).

Almost surely, 2^2144423297 is an apocalyptic number.

It is an amenable number.

2144423297 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144423297 is an equidigital number, since it uses as much as digits as its factorization.

2144423297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 38.

The square root of 2144423297 is about 46307.9182969824. The cubic root of 2144423297 is about 1289.5460007266.

The spelling of 2144423297 in words is "two billion, one hundred forty-four million, four hundred twenty-three thousand, two hundred ninety-seven".