1353213443 has 2 divisors, whose sum is σ = 1353213444. Its totient is φ = 1353213442.

The previous prime is 1353213431. The next prime is 1353213451. The reversal of 1353213443 is 3443123531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1353213443 - 2⁴ = 1353213427 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1353213493) 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, 676606721 + 676606722.

It is an arithmetic number, because the mean of its divisors is an integer number (676606722).

Almost surely, 2^1353213443 is an apocalyptic number.

1353213443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1353213443 is an equidigital number, since it uses as much as digits as its factorization.

1353213443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 29.

The square root of 1353213443 is about 36786.0495704554. The cubic root of 1353213443 is about 1106.0856751122.

Adding to 1353213443 its reverse (3443123531), we get a palindrome (4796336974).

The spelling of 1353213443 in words is "one billion, three hundred fifty-three million, two hundred thirteen thousand, four hundred forty-three".