13973220835 has 32 divisors (see below), whose sum is σ = 19318476672. Its totient is φ = 9504337920.

The previous prime is 13973220823. The next prime is 13973220841. The reversal of 13973220835 is 53802237931.

It is not a de Polignac number, because 13973220835 - 2⁷ = 13973220707 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13973220791 and 13973220800.

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 in 31 ways as a sum of consecutive naturals, for example, 2431065 + ... + 2436805.

It is an arithmetic number, because the mean of its divisors is an integer number (603702396).

Almost surely, 2^13973220835 is an apocalyptic number.

13973220835 is a deficient number, since it is larger than the sum of its proper divisors (5345255837).

13973220835 is a wasteful number, since it uses less digits than its factorization.

13973220835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6303.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 13973220835 in words is "thirteen billion, nine hundred seventy-three million, two hundred twenty thousand, eight hundred thirty-five".