2040240899 has 2 divisors, whose sum is σ = 2040240900. Its totient is φ = 2040240898.

The previous prime is 2040240863. The next prime is 2040240959. The reversal of 2040240899 is 9980420402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2040240899 - 2¹⁶ = 2040175363 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2040240859) 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, 1020120449 + 1020120450.

It is an arithmetic number, because the mean of its divisors is an integer number (1020120450).

Almost surely, 2^2040240899 is an apocalyptic number.

2040240899 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040240899 is an equidigital number, since it uses as much as digits as its factorization.

2040240899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 2040240899 is about 45169.0258805744. The cubic root of 2040240899 is about 1268.3150613023.

The spelling of 2040240899 in words is "two billion, forty million, two hundred forty thousand, eight hundred ninety-nine".