13213580135 has 16 divisors (see below), whose sum is σ = 18125354496. Its totient is φ = 9058804128.

The previous prime is 13213580117. The next prime is 13213580183. The reversal of 13213580135 is 53108531231.

It is a cyclic number.

It is not a de Polignac number, because 13213580135 - 2¹⁴ = 13213563751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136694 + ... + 212396.

It is an arithmetic number, because the mean of its divisors is an integer number (1132834656).

Almost surely, 2^13213580135 is an apocalyptic number.

13213580135 is a deficient number, since it is larger than the sum of its proper divisors (4911774361).

13213580135 is an equidigital number, since it uses as much as digits as its factorization.

13213580135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80702.

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 13213580135 in words is "thirteen billion, two hundred thirteen million, five hundred eighty thousand, one hundred thirty-five".