1343833817 has 2 divisors, whose sum is σ = 1343833818. Its totient is φ = 1343833816.

The previous prime is 1343833801. The next prime is 1343833819. The reversal of 1343833817 is 7183383431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1137308176 + 206525641 = 33724^2 + 14371^2 .

It is a cyclic number.

It is not a de Polignac number, because 1343833817 - 2⁴ = 1343833801 is a prime.

Together with 1343833819, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1343833819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671916908 + 671916909.

It is an arithmetic number, because the mean of its divisors is an integer number (671916909).

Almost surely, 2^1343833817 is an apocalyptic number.

It is an amenable number.

1343833817 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343833817 is an equidigital number, since it uses as much as digits as its factorization.

1343833817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 41.

The square root of 1343833817 is about 36658.3389831018. The cubic root of 1343833817 is about 1103.5241839260.

The spelling of 1343833817 in words is "one billion, three hundred forty-three million, eight hundred thirty-three thousand, eight hundred seventeen".