13204340235 has 48 divisors (see below), whose sum is σ = 23667699744. Its totient is φ = 6806232576.

The previous prime is 13204340231. The next prime is 13204340293. The reversal of 13204340235 is 53204340231.

It is not a de Polignac number, because 13204340235 - 2² = 13204340231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13204340199 and 13204340208.

It is not an unprimeable number, because it can be changed into a prime (13204340231) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 118479 + ... + 201111.

It is an arithmetic number, because the mean of its divisors is an integer number (493077078).

Almost surely, 2^13204340235 is an apocalyptic number.

13204340235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13204340235 is a deficient number, since it is larger than the sum of its proper divisors (10463359509).

13204340235 is a wasteful number, since it uses less digits than its factorization.

13204340235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82764 (or 82761 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 13204340235 its reverse (53204340231), we get a palindrome (66408680466).

The spelling of 13204340235 in words is "thirteen billion, two hundred four million, three hundred forty thousand, two hundred thirty-five".