3821203 has 2 divisors, whose sum is σ = 3821204. Its totient is φ = 3821202.

The previous prime is 3821183. The next prime is 3821219. The reversal of 3821203 is 3021283.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3821203 - 2⁵ = 3821171 is a prime.

It is not a weakly prime, because it can be changed into another prime (3821263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1910601 + 1910602.

It is an arithmetic number, because the mean of its divisors is an integer number (1910602).

Almost surely, 2^3821203 is an apocalyptic number.

3821203 is a deficient number, since it is larger than the sum of its proper divisors (1).

3821203 is an equidigital number, since it uses as much as digits as its factorization.

3821203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 3821203 is about 1954.7897585162. The cubic root of 3821203 is about 156.3387745126.

Adding to 3821203 its reverse (3021283), we get a palindrome (6842486).

The spelling of 3821203 in words is "three million, eight hundred twenty-one thousand, two hundred three".