1340134066812 has 12 divisors (see below), whose sum is σ = 3126979489256. Its totient is φ = 446711355600.

The previous prime is 1340134066807. The next prime is 1340134066819. The reversal of 1340134066812 is 2186604310431.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340134066819) 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, 55838919439 + ... + 55838919462.

Almost surely, 2^{1340134066812} is an apocalyptic number.

1340134066812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1340134066812 is an abundant number, since it is smaller than the sum of its proper divisors (1786845422444).

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

1340134066812 is a wasteful number, since it uses less digits than its factorization.

1340134066812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111677838908 (or 111677838906 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 1340134066812 in words is "one trillion, three hundred forty billion, one hundred thirty-four million, sixty-six thousand, eight hundred twelve".