2144195633 has 2 divisors, whose sum is σ = 2144195634. Its totient is φ = 2144195632.

The previous prime is 2144195611. The next prime is 2144195653. The reversal of 2144195633 is 3365914412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1655431969 + 488763664 = 40687^2 + 22108^2 .

It is a cyclic number.

It is not a de Polignac number, because 2144195633 - 2²⁰ = 2143147057 is a prime.

It is not a weakly prime, because it can be changed into another prime (2144195653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072097816 + 1072097817.

It is an arithmetic number, because the mean of its divisors is an integer number (1072097817).

Almost surely, 2^2144195633 is an apocalyptic number.

It is an amenable number.

2144195633 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144195633 is an equidigital number, since it uses as much as digits as its factorization.

2144195633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 38.

The square root of 2144195633 is about 46305.4600776194. The cubic root of 2144195633 is about 1289.5003639671.

The spelling of 2144195633 in words is "two billion, one hundred forty-four million, one hundred ninety-five thousand, six hundred thirty-three".