13908682253 has 4 divisors (see below), whose sum is σ = 13910073660. Its totient is φ = 13907290848.

The previous prime is 13908682219. The next prime is 13908682267. The reversal of 13908682253 is 35228680931.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3226012804 + 10682669449 = 56798^2 + 103357^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13908682253 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13908682198 and 13908682207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13908682213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680600 + ... + 700737.

It is an arithmetic number, because the mean of its divisors is an integer number (3477518415).

Almost surely, 2^13908682253 is an apocalyptic number.

It is an amenable number.

13908682253 is a deficient number, since it is larger than the sum of its proper divisors (1391407).

13908682253 is a wasteful number, since it uses less digits than its factorization.

13908682253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391406.

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 13908682253 in words is "thirteen billion, nine hundred eight million, six hundred eighty-two thousand, two hundred fifty-three".