1343903347 has 2 divisors, whose sum is σ = 1343903348. Its totient is φ = 1343903346.

The previous prime is 1343903339. The next prime is 1343903369. The reversal of 1343903347 is 7433093431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1343903347 - 2³ = 1343903339 is a prime.

It is not a weakly prime, because it can be changed into another prime (1343903047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671951673 + 671951674.

It is an arithmetic number, because the mean of its divisors is an integer number (671951674).

Almost surely, 2^1343903347 is an apocalyptic number.

1343903347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343903347 is an equidigital number, since it uses as much as digits as its factorization.

1343903347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 37.

The square root of 1343903347 is about 36659.2873225872. The cubic root of 1343903347 is about 1103.5432157220.

Adding to 1343903347 its reverse (7433093431), we get a palindrome (8776996778).

The spelling of 1343903347 in words is "one billion, three hundred forty-three million, nine hundred three thousand, three hundred forty-seven".