1343321311 has 8 divisors (see below), whose sum is σ = 1358091648. Its totient is φ = 1328580000.

The previous prime is 1343321303. The next prime is 1343321323. The reversal of 1343321311 is 1131233431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1343321311 - 2³ = 1343321303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343325311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93381 + ... + 106801.

It is an arithmetic number, because the mean of its divisors is an integer number (169761456).

Almost surely, 2^1343321311 is an apocalyptic number.

1343321311 is a deficient number, since it is larger than the sum of its proper divisors (14770337).

1343321311 is a wasteful number, since it uses less digits than its factorization.

1343321311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14513.

The product of its digits is 648, while the sum is 22.

The square root of 1343321311 is about 36651.3480106803. The cubic root of 1343321311 is about 1103.3838801992.

Adding to 1343321311 its reverse (1131233431), we get a palindrome (2474554742).

The spelling of 1343321311 in words is "one billion, three hundred forty-three million, three hundred twenty-one thousand, three hundred eleven".