1340302031234 has 16 divisors (see below), whose sum is σ = 2104697504448. Its totient is φ = 638926014672.

The previous prime is 1340302031231. The next prime is 1340302031261. The reversal of 1340302031234 is 4321302030431.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1340302031231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47440277 + ... + 47468520.

It is an arithmetic number, because the mean of its divisors is an integer number (131543594028).

Almost surely, 2^{1340302031234} is an apocalyptic number.

1340302031234 is a deficient number, since it is larger than the sum of its proper divisors (764395473214).

1340302031234 is a wasteful number, since it uses less digits than its factorization.

1340302031234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94909129.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 1340302031234 its reverse (4321302030431), we get a palindrome (5661604061665).

The spelling of 1340302031234 in words is "one trillion, three hundred forty billion, three hundred two million, thirty-one thousand, two hundred thirty-four".