1343140012 has 12 divisors (see below), whose sum is σ = 2488759560. Its totient is φ = 632065856.

The previous prime is 1343139991. The next prime is 1343140013. The reversal of 1343140012 is 2100413431.

It is not an unprimeable number, because it can be changed into a prime (1343140013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9875962 + ... + 9876097.

It is an arithmetic number, because the mean of its divisors is an integer number (207396630).

Almost surely, 2^1343140012 is an apocalyptic number.

It is an amenable number.

1343140012 is a deficient number, since it is larger than the sum of its proper divisors (1145619548).

1343140012 is a wasteful number, since it uses less digits than its factorization.

1343140012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19752080 (or 19752078 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1343140012 is about 36648.8746348370. The cubic root of 1343140012 is about 1103.3342392105.

Adding to 1343140012 its reverse (2100413431), we get a palindrome (3443553443).

The spelling of 1343140012 in words is "one billion, three hundred forty-three million, one hundred forty thousand, twelve".