13351530405443 has 4 divisors (see below), whose sum is σ = 13351554832560. Its totient is φ = 13351505978328.

The previous prime is 13351530405439. The next prime is 13351530405467. The reversal of 13351530405443 is 34450403515331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13351530405443 - 2² = 13351530405439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13351530405443.

It is not an unprimeable number, because it can be changed into a prime (13351530405943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11374463 + ... + 12493256.

It is an arithmetic number, because the mean of its divisors is an integer number (3337888708140).

Almost surely, 2^{13351530405443} is an apocalyptic number.

13351530405443 is a deficient number, since it is larger than the sum of its proper divisors (24427117).

13351530405443 is an equidigital number, since it uses as much as digits as its factorization.

13351530405443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24427116.

The product of its (nonzero) digits is 648000, while the sum is 41.

The spelling of 13351530405443 in words is "thirteen trillion, three hundred fifty-one billion, five hundred thirty million, four hundred five thousand, four hundred forty-three".