2144725589 has 2 divisors, whose sum is σ = 2144725590. Its totient is φ = 2144725588.

The previous prime is 2144725501. The next prime is 2144725633. The reversal of 2144725589 is 9855274412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1986217489 + 158508100 = 44567^2 + 12590^2 .

It is a cyclic number.

It is not a de Polignac number, because 2144725589 - 2⁸ = 2144725333 is a prime.

It is a super-2 number, since 2×2144725589² = 9199695704222793842, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2144725489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072362794 + 1072362795.

It is an arithmetic number, because the mean of its divisors is an integer number (1072362795).

Almost surely, 2^2144725589 is an apocalyptic number.

It is an amenable number.

2144725589 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144725589 is an equidigital number, since it uses as much as digits as its factorization.

2144725589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 806400, while the sum is 47.

The square root of 2144725589 is about 46311.1821162017. The cubic root of 2144725589 is about 1289.6065921724.

The spelling of 2144725589 in words is "two billion, one hundred forty-four million, seven hundred twenty-five thousand, five hundred eighty-nine".