134319680 has 84 divisors (see below), whose sum is σ = 351670620. Its totient is φ = 48829440.

The previous prime is 134319667. The next prime is 134319707. The reversal of 134319680 is 86913431.

It can be written as a sum of positive squares in 2 ways, for example, as 20939776 + 113379904 = 4576^2 + 10648^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 134319680.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36986 + ... + 40454.

It is an arithmetic number, because the mean of its divisors is an integer number (4186555).

Almost surely, 2^134319680 is an apocalyptic number.

134319680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134319680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175835310).

134319680 is an abundant number, since it is smaller than the sum of its proper divisors (217350940).

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

134319680 is a wasteful number, since it uses less digits than its factorization.

134319680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3508 (or 3487 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 134319680 is about 11589.6367501316. The cubic root of 134319680 is about 512.1296058611.

The spelling of 134319680 in words is "one hundred thirty-four million, three hundred nineteen thousand, six hundred eighty".