13134612505 has 32 divisors (see below), whose sum is σ = 20076629760. Its totient is φ = 8030638080.

The previous prime is 13134612493. The next prime is 13134612511. The reversal of 13134612505 is 50521643131.

It is not a de Polignac number, because 13134612505 - 2⁵ = 13134612473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 569616 + ... + 592225.

It is an arithmetic number, because the mean of its divisors is an integer number (627394680).

Almost surely, 2^13134612505 is an apocalyptic number.

It is an amenable number.

13134612505 is a deficient number, since it is larger than the sum of its proper divisors (6942017255).

13134612505 is a wasteful number, since it uses less digits than its factorization.

13134612505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161889.

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 13134612505 in words is "thirteen billion, one hundred thirty-four million, six hundred twelve thousand, five hundred five".