13109886854 has 4 divisors (see below), whose sum is σ = 19664830284. Its totient is φ = 6554943426.

The previous prime is 13109886799. The next prime is 13109886869. The reversal of 13109886854 is 45868890131.

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

It is a junction number, because it is equal to n+sod(n) for n = 13109886796 and 13109886805.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3277471712 + ... + 3277471715.

It is an arithmetic number, because the mean of its divisors is an integer number (4916207571).

Almost surely, 2^13109886854 is an apocalyptic number.

13109886854 is a deficient number, since it is larger than the sum of its proper divisors (6554943430).

13109886854 is an equidigital number, since it uses as much as digits as its factorization.

13109886854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6554943429.

The product of its (nonzero) digits is 1658880, while the sum is 53.

The spelling of 13109886854 in words is "thirteen billion, one hundred nine million, eight hundred eighty-six thousand, eight hundred fifty-four".