13194305539 has 4 divisors (see below), whose sum is σ = 13200017200. Its totient is φ = 13188593880.

The previous prime is 13194305477. The next prime is 13194305543. The reversal of 13194305539 is 93550349131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93550349131 = 53 ⋅1765100927.

It is a cyclic number.

It is not a de Polignac number, because 13194305539 - 2⁹ = 13194305027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13194305495 and 13194305504.

It is not an unprimeable number, because it can be changed into a prime (13194305039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2852364 + ... + 2856985.

It is an arithmetic number, because the mean of its divisors is an integer number (3300004300).

Almost surely, 2^13194305539 is an apocalyptic number.

13194305539 is a deficient number, since it is larger than the sum of its proper divisors (5711661).

13194305539 is an equidigital number, since it uses as much as digits as its factorization.

13194305539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5711660.

The product of its (nonzero) digits is 218700, while the sum is 43.

The spelling of 13194305539 in words is "thirteen billion, one hundred ninety-four million, three hundred five thousand, five hundred thirty-nine".