12613555135 has 8 divisors (see below), whose sum is σ = 15139688976. Its totient is φ = 10088562240.

The previous prime is 12613555067. The next prime is 12613555153. The reversal of 12613555135 is 53155531621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12613555135 - 2⁷ = 12613555007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12613555094 and 12613555103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260721 + ... + 305290.

It is an arithmetic number, because the mean of its divisors is an integer number (1892461122).

Almost surely, 2^12613555135 is an apocalyptic number.

12613555135 is a deficient number, since it is larger than the sum of its proper divisors (2526133841).

12613555135 is an equidigital number, since it uses as much as digits as its factorization.

12613555135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570473.

The product of its digits is 67500, while the sum is 37.

The spelling of 12613555135 in words is "twelve billion, six hundred thirteen million, five hundred fifty-five thousand, one hundred thirty-five".