1341303221 has 2 divisors, whose sum is σ = 1341303222. Its totient is φ = 1341303220.

The previous prime is 1341303203. The next prime is 1341303239. The reversal of 1341303221 is 1223031431.

It is a balanced prime because it is at equal distance from previous prime (1341303203) and next prime (1341303239).

It can be written as a sum of positive squares in only one way, i.e., 1315150225 + 26152996 = 36265^2 + 5114^2 .

It is a cyclic number.

It is not a de Polignac number, because 1341303221 - 2¹⁰ = 1341302197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1341303193 and 1341303202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1341303521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670651610 + 670651611.

It is an arithmetic number, because the mean of its divisors is an integer number (670651611).

Almost surely, 2^1341303221 is an apocalyptic number.

It is an amenable number.

1341303221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1341303221 is an equidigital number, since it uses as much as digits as its factorization.

1341303221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1341303221 is about 36623.8067518930. The cubic root of 1341303221 is about 1102.8310603664.

Adding to 1341303221 its reverse (1223031431), we get a palindrome (2564334652).

The spelling of 1341303221 in words is "one billion, three hundred forty-one million, three hundred three thousand, two hundred twenty-one".