1343440012 has 6 divisors (see below), whose sum is σ = 2351020028. Its totient is φ = 671720004.

The previous prime is 1343440003. The next prime is 1343440019. The reversal of 1343440012 is 2100443431.

It is not an unprimeable number, because it can be changed into a prime (1343440019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167929998 + ... + 167930005.

Almost surely, 2^1343440012 is an apocalyptic number.

It is an amenable number.

1343440012 is a deficient number, since it is larger than the sum of its proper divisors (1007580016).

1343440012 is a wasteful number, since it uses less digits than its factorization.

1343440012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335860007 (or 335860005 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1343440012 is about 36652.9673014341. The cubic root of 1343440012 is about 1103.4163789795.

Adding to 1343440012 its reverse (2100443431), we get a palindrome (3443883443).

The spelling of 1343440012 in words is "one billion, three hundred forty-three million, four hundred forty thousand, twelve".