134380686 has 16 divisors (see below), whose sum is σ = 293194368. Its totient is φ = 40721400.

The previous prime is 134380679. The next prime is 134380703. The reversal of 134380686 is 686083431.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1017970 + ... + 1018101.

It is an arithmetic number, because the mean of its divisors is an integer number (18324648).

Almost surely, 2^134380686 is an apocalyptic number.

134380686 is an abundant number, since it is smaller than the sum of its proper divisors (158813682).

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

134380686 is a wasteful number, since it uses less digits than its factorization.

134380686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036087.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 134380686 is about 11592.2683716346. The cubic root of 134380686 is about 512.2071280080.

The spelling of 134380686 in words is "one hundred thirty-four million, three hundred eighty thousand, six hundred eighty-six".