2099203 has 2 divisors, whose sum is σ = 2099204. Its totient is φ = 2099202.

The previous prime is 2099197. The next prime is 2099213. The reversal of 2099203 is 3029902.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2099203 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 0 + 9² + 9³ + 2²¹ + 0 + 3⁶ .

2099203 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2099213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1049601 + 1049602.

It is an arithmetic number, because the mean of its divisors is an integer number (1049602).

2^2099203 is an apocalyptic number.

2099203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2099203 is an equidigital number, since it uses as much as digits as its factorization.

2099203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 2099203 is about 1448.8626573972. The cubic root of 2099203 is about 128.0417141061.

The spelling of 2099203 in words is "two million, ninety-nine thousand, two hundred three".