1000240099 has 2 divisors, whose sum is σ = 1000240100. Its totient is φ = 1000240098.

The previous prime is 1000240081. The next prime is 1000240139. The reversal of 1000240099 is 9900420001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1000240099 - 2¹⁵ = 1000207331 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000240049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500120049 + 500120050.

It is an arithmetic number, because the mean of its divisors is an integer number (500120050).

Almost surely, 2^1000240099 is an apocalyptic number.

1000240099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000240099 is an equidigital number, since it uses as much as digits as its factorization.

1000240099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 1000240099 is about 31626.5726723589. The cubic root of 1000240099 is about 1000.0800265956.

The spelling of 1000240099 in words is "one billion, two hundred forty thousand, ninety-nine".