1343034140 has 72 divisors (see below), whose sum is σ = 3369602880. Its totient is φ = 448011648.

The previous prime is 1343034137. The next prime is 1343034211. The reversal of 1343034140 is 414303431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17741 + ... + 54779.

It is an arithmetic number, because the mean of its divisors is an integer number (46800040).

Almost surely, 2^1343034140 is an apocalyptic number.

1343034140 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 1343034140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1684801440).

1343034140 is an abundant number, since it is smaller than the sum of its proper divisors (2026568740).

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

1343034140 is a wasteful number, since it uses less digits than its factorization.

1343034140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37099 (or 37090 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1343034140 is about 36647.4301963999. The cubic root of 1343034140 is about 1103.3052486186.

Adding to 1343034140 its reverse (414303431), we get a palindrome (1757337571).

The spelling of 1343034140 in words is "one billion, three hundred forty-three million, thirty-four thousand, one hundred forty".