2421203 has 2 divisors, whose sum is σ = 2421204. Its totient is φ = 2421202.

The previous prime is 2421163. The next prime is 2421229. The reversal of 2421203 is 3021242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2421203 - 2¹⁰ = 2420179 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2421253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210601 + 1210602.

It is an arithmetic number, because the mean of its divisors is an integer number (1210602).

2^2421203 is an apocalyptic number.

2421203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421203 is an equidigital number, since it uses as much as digits as its factorization.

2421203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2421203 is about 1556.0215294140. The cubic root of 2421203 is about 134.2797120019.

Adding to 2421203 its reverse (3021242), we get a palindrome (5442445).

The spelling of 2421203 in words is "two million, four hundred twenty-one thousand, two hundred three".