2129203 has 2 divisors, whose sum is σ = 2129204. Its totient is φ = 2129202.

The previous prime is 2129177. The next prime is 2129207. The reversal of 2129203 is 3029212.

It is a happy number.

2129203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2129203 - 2¹³ = 2121011 is a prime.

It is an Ulam number.

It is a plaindrome in base 11.

It is not a weakly prime, because it can be changed into another prime (2129207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1064601 + 1064602.

It is an arithmetic number, because the mean of its divisors is an integer number (1064602).

2^2129203 is an apocalyptic number.

2129203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2129203 is an equidigital number, since it uses as much as digits as its factorization.

2129203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 2129203 is about 1459.1788786849. The cubic root of 2129203 is about 128.6487852528.

Subtracting 2129203 from its reverse (3029212), we obtain a palindrome (900009).

It can be divided in two parts, 2129 and 203, that added together give a palindrome (2332).

The spelling of 2129203 in words is "two million, one hundred twenty-nine thousand, two hundred three".