3431203 has 2 divisors, whose sum is σ = 3431204. Its totient is φ = 3431202.

The previous prime is 3431201. The next prime is 3431213. The reversal of 3431203 is 3021343.

3431203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3431203 - 2¹ = 3431201 is a prime.

Together with 3431201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3431201) 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, 1715601 + 1715602.

It is an arithmetic number, because the mean of its divisors is an integer number (1715602).

Almost surely, 2^3431203 is an apocalyptic number.

3431203 is a deficient number, since it is larger than the sum of its proper divisors (1).

3431203 is an equidigital number, since it uses as much as digits as its factorization.

3431203 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 16.

The square root of 3431203 is about 1852.3506687450. The cubic root of 3431203 is about 150.8280574314.

Adding to 3431203 its reverse (3021343), we get a palindrome (6452546).

The spelling of 3431203 in words is "three million, four hundred thirty-one thousand, two hundred three".