13186134 has 48 divisors (see below), whose sum is σ = 31619952. Its totient is φ = 3945024.

The previous prime is 13186123. The next prime is 13186139. The reversal of 13186134 is 43168131.

It is a junction number, because it is equal to n+sod(n) for n = 13186098 and 13186107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13186139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7897 + ... + 9419.

It is an arithmetic number, because the mean of its divisors is an integer number (658749).

Almost surely, 2^13186134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13186134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15809976).

13186134 is an abundant number, since it is smaller than the sum of its proper divisors (18433818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13186134 is a wasteful number, since it uses less digits than its factorization.

13186134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1581 (or 1578 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 13186134 is about 3631.2716780764. The cubic root of 13186134 is about 236.2503686901.

The spelling of 13186134 in words is "thirteen million, one hundred eighty-six thousand, one hundred thirty-four".