1343340320 has 192 divisors, whose sum is σ = 3821126400. Its totient is φ = 436531200.

The previous prime is 1343340287. The next prime is 1343340331. The reversal of 1343340320 is 230433431.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1915970 + ... + 1916670.

It is an arithmetic number, because the mean of its divisors is an integer number (19901700).

Almost surely, 2^1343340320 is an apocalyptic number.

1343340320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1343340320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1910563200).

1343340320 is an abundant number, since it is smaller than the sum of its proper divisors (2477786080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1343340320 is a wasteful number, since it uses less digits than its factorization.

1343340320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811 (or 803 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 1343340320 is about 36651.6073317392. The cubic root of 1343340320 is about 1103.3890847434.

Adding to 1343340320 its reverse (230433431), we get a palindrome (1573773751).

The spelling of 1343340320 in words is "one billion, three hundred forty-three million, three hundred forty thousand, three hundred twenty".