1343245399 has 2 divisors, whose sum is σ = 1343245400. Its totient is φ = 1343245398.

The previous prime is 1343245381. The next prime is 1343245417. The reversal of 1343245399 is 9935423431.

It is a balanced prime because it is at equal distance from previous prime (1343245381) and next prime (1343245417).

It is an emirp because it is prime and its reverse (9935423431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1343245399 - 2⁹ = 1343244887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343245199) 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, 671622699 + 671622700.

It is an arithmetic number, because the mean of its divisors is an integer number (671622700).

Almost surely, 2^1343245399 is an apocalyptic number.

1343245399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343245399 is an equidigital number, since it uses as much as digits as its factorization.

1343245399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 349920, while the sum is 43.

The square root of 1343245399 is about 36650.3123997600. The cubic root of 1343245399 is about 1103.3630954835.

The spelling of 1343245399 in words is "one billion, three hundred forty-three million, two hundred forty-five thousand, three hundred ninety-nine".