1341021203 has 2 divisors, whose sum is σ = 1341021204. Its totient is φ = 1341021202.

The previous prime is 1341021191. The next prime is 1341021239. The reversal of 1341021203 is 3021201431.

It is a weak prime.

It is an emirp because it is prime and its reverse (3021201431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1341021203 - 2¹⁰ = 1341020179 is a prime.

It is not a weakly prime, because it can be changed into another prime (1341021293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670510601 + 670510602.

It is an arithmetic number, because the mean of its divisors is an integer number (670510602).

Almost surely, 2^1341021203 is an apocalyptic number.

1341021203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1341021203 is an equidigital number, since it uses as much as digits as its factorization.

1341021203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1341021203 is about 36619.9563489636. The cubic root of 1341021203 is about 1102.7537624059.

Adding to 1341021203 its reverse (3021201431), we get a palindrome (4362222634).

The spelling of 1341021203 in words is "one billion, three hundred forty-one million, twenty-one thousand, two hundred three".