13140234134343 has 32 divisors (see below), whose sum is σ = 21001040164800. Its totient is φ = 8089289515008.

The previous prime is 13140234134303. The next prime is 13140234134359. The reversal of 13140234134343 is 34343143204131.

13140234134343 is a `hidden beast` number, since 1 + 3 + 1 + 40 + 234 + 1 + 343 + 43 = 666.

It is not a de Polignac number, because 13140234134343 - 2³² = 13135939167047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13140234134298 and 13140234134307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13140234134303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 270050778 + ... + 270099431.

It is an arithmetic number, because the mean of its divisors is an integer number (656282505150).

Almost surely, 2^{13140234134343} is an apocalyptic number.

13140234134343 is a deficient number, since it is larger than the sum of its proper divisors (7860806030457).

13140234134343 is a wasteful number, since it uses less digits than its factorization.

13140234134343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540150288 (or 540150282 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 13140234134343 its reverse (34343143204131), we get a palindrome (47483377338474).

The spelling of 13140234134343 in words is "thirteen trillion, one hundred forty billion, two hundred thirty-four million, one hundred thirty-four thousand, three hundred forty-three".