1343303040 has 256 divisors, whose sum is σ = 4706035200. Its totient is φ = 324403200.

The previous prime is 1343302963. The next prime is 1343303081. The reversal of 1343303040 is 403033431.

It is a junction number, because it is equal to n+sod(n) for n = 1343302998 and 1343303016.

It is a congruent number.

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, 838240 + ... + 839840.

It is an arithmetic number, because the mean of its divisors is an integer number (18382950).

Almost surely, 2^1343303040 is an apocalyptic number.

1343303040 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 1343303040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2353017600).

1343303040 is an abundant number, since it is smaller than the sum of its proper divisors (3362732160).

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

1343303040 is a wasteful number, since it uses less digits than its factorization.

1343303040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665 (or 1653 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 1343303040 is about 36651.0987556990. The cubic root of 1343303040 is about 1103.3788776685.

Adding to 1343303040 its reverse (403033431), we get a palindrome (1746336471).

The spelling of 1343303040 in words is "one billion, three hundred forty-three million, three hundred three thousand, forty".