13505071106 has 4 divisors (see below), whose sum is σ = 20257606662. Its totient is φ = 6752535552.

The previous prime is 13505071091. The next prime is 13505071141. The reversal of 13505071106 is 60117050531.

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

It can be written as a sum of positive squares in only one way, i.e., 9121969081 + 4383102025 = 95509^2 + 66205^2 .

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, 3376267775 + ... + 3376267778.

Almost surely, 2^13505071106 is an apocalyptic number.

13505071106 is a deficient number, since it is larger than the sum of its proper divisors (6752535556).

13505071106 is an equidigital number, since it uses as much as digits as its factorization.

13505071106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6752535555.

The product of its (nonzero) digits is 3150, while the sum is 29.

The spelling of 13505071106 in words is "thirteen billion, five hundred five million, seventy-one thousand, one hundred six".