1341203 has 2 divisors, whose sum is σ = 1341204. Its totient is φ = 1341202.

The previous prime is 1341187. The next prime is 1341209. The reversal of 1341203 is 3021431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1341203 - 2⁴ = 1341187 is a prime.

It is not a weakly prime, because it can be changed into another prime (1341209) 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, 670601 + 670602.

It is an arithmetic number, because the mean of its divisors is an integer number (670602).

2^1341203 is an apocalyptic number.

1341203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1341203 is an equidigital number, since it uses as much as digits as its factorization.

1341203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1341203 is about 1158.1031905664. The cubic root of 1341203 is about 110.2803592159.

Adding to 1341203 its reverse (3021431), we get a palindrome (4362634).

The spelling of 1341203 in words is "one million, three hundred forty-one thousand, two hundred three".