13560579434 has 4 divisors (see below), whose sum is σ = 20340869154. Its totient is φ = 6780289716.

The previous prime is 13560579391. The next prime is 13560579443. The reversal of 13560579434 is 43497506531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43497506531 = 19 ⋅2289342449.

It can be written as a sum of positive squares in only one way, i.e., 11458632025 + 2101947409 = 107045^2 + 45847^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3390144857 + ... + 3390144860.

Almost surely, 2^13560579434 is an apocalyptic number.

13560579434 is a deficient number, since it is larger than the sum of its proper divisors (6780289720).

13560579434 is an equidigital number, since it uses as much as digits as its factorization.

13560579434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6780289719.

The product of its (nonzero) digits is 1360800, while the sum is 47.

The spelling of 13560579434 in words is "thirteen billion, five hundred sixty million, five hundred seventy-nine thousand, four hundred thirty-four".