1343223011447 has 2 divisors, whose sum is σ = 1343223011448. Its totient is φ = 1343223011446.

The previous prime is 1343223011399. The next prime is 1343223011489. The reversal of 1343223011447 is 7441103223431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1343223011447 - 2⁸ = 1343223011191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343223061447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671611505723 + 671611505724.

It is an arithmetic number, because the mean of its divisors is an integer number (671611505724).

Almost surely, 2^{1343223011447} is an apocalyptic number.

1343223011447 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343223011447 is an equidigital number, since it uses as much as digits as its factorization.

1343223011447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 35.

Adding to 1343223011447 its reverse (7441103223431), we get a palindrome (8784326234878).

The spelling of 1343223011447 in words is "one trillion, three hundred forty-three billion, two hundred twenty-three million, eleven thousand, four hundred forty-seven".