1343222999 has 2 divisors, whose sum is σ = 1343223000. Its totient is φ = 1343222998.

The previous prime is 1343222953. The next prime is 1343223001. The reversal of 1343222999 is 9992223431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1343222999 - 2¹⁶ = 1343157463 is a prime.

It is a Sophie Germain prime.

Together with 1343223001, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343222929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671611499 + 671611500.

It is an arithmetic number, because the mean of its divisors is an integer number (671611500).

Almost surely, 2^1343222999 is an apocalyptic number.

1343222999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343222999 is an equidigital number, since it uses as much as digits as its factorization.

1343222999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 209952, while the sum is 44.

The square root of 1343222999 is about 36650.0068076392. The cubic root of 1343222999 is about 1103.3569622108.

The spelling of 1343222999 in words is "one billion, three hundred forty-three million, two hundred twenty-two thousand, nine hundred ninety-nine".