2003099993 has 2 divisors, whose sum is σ = 2003099994. Its totient is φ = 2003099992.

The previous prime is 2003099957. The next prime is 2003100017. The reversal of 2003099993 is 3999903002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1623122944 + 379977049 = 40288^2 + 19493^2 .

It is a cyclic number.

It is not a de Polignac number, because 2003099993 - 2¹⁴ = 2003083609 is a prime.

It is not a weakly prime, because it can be changed into another prime (2003099933) 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, 1001549996 + 1001549997.

It is an arithmetic number, because the mean of its divisors is an integer number (1001549997).

Almost surely, 2^2003099993 is an apocalyptic number.

It is an amenable number.

2003099993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003099993 is an equidigital number, since it uses as much as digits as its factorization.

2003099993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 118098, while the sum is 44.

The square root of 2003099993 is about 44756.0051054604. The cubic root of 2003099993 is about 1260.5716715960.

The spelling of 2003099993 in words is "two billion, three million, ninety-nine thousand, nine hundred ninety-three".