1343034240 has 128 divisors (see below), whose sum is σ = 4293302400. Its totient is φ = 357107712.

The previous prime is 1343034233. The next prime is 1343034241. The reversal of 1343034240 is 424303431.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1343034240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343034241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 849771 + ... + 851349.

It is an arithmetic number, because the mean of its divisors is an integer number (33541425).

Almost surely, 2^1343034240 is an apocalyptic number.

1343034240 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 1343034240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2146651200).

1343034240 is an abundant number, since it is smaller than the sum of its proper divisors (2950268160).

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

1343034240 is a wasteful number, since it uses less digits than its factorization.

1343034240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2044 (or 2032 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 1343034240 is about 36647.4315607520. The cubic root of 1343034240 is about 1103.3052760020.

Adding to 1343034240 its reverse (424303431), we get a palindrome (1767337671).

The spelling of 1343034240 in words is "one billion, three hundred forty-three million, thirty-four thousand, two hundred forty".