13131343331134 has 16 divisors (see below), whose sum is σ = 22510927921248. Its totient is φ = 5627705160672.

The previous prime is 13131343331017. The next prime is 13131343331143. The reversal of 13131343331134 is 43113334313131.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 13131343331134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7002124 + ... + 8677120.

It is an arithmetic number, because the mean of its divisors is an integer number (1406932995078).

Almost surely, 2^{13131343331134} is an apocalyptic number.

13131343331134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13131343331134 is a deficient number, since it is larger than the sum of its proper divisors (9379584590114).

13131343331134 is a wasteful number, since it uses less digits than its factorization.

13131343331134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2234979.

The product of its digits is 34992, while the sum is 34.

Adding to 13131343331134 its reverse (43113334313131), we get a palindrome (56244677644265).

The spelling of 13131343331134 in words is "thirteen trillion, one hundred thirty-one billion, three hundred forty-three million, three hundred thirty-one thousand, one hundred thirty-four".