2023619489 has 2 divisors, whose sum is σ = 2023619490. Its totient is φ = 2023619488.

The previous prime is 2023619471. The next prime is 2023619509. The reversal of 2023619489 is 9849163202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1692088225 + 331531264 = 41135^2 + 18208^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2023619489 is a prime.

It is a super-2 number, since 2×2023619489² = 8190071672521242242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2023619459) 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, 1011809744 + 1011809745.

It is an arithmetic number, because the mean of its divisors is an integer number (1011809745).

Almost surely, 2^2023619489 is an apocalyptic number.

It is an amenable number.

2023619489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023619489 is an equidigital number, since it uses as much as digits as its factorization.

2023619489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 2023619489 is about 44984.6583737167. The cubic root of 2023619489 is about 1264.8614343060.

The spelling of 2023619489 in words is "two billion, twenty-three million, six hundred nineteen thousand, four hundred eighty-nine".