134581760 has 40 divisors (see below), whose sum is σ = 322686936. Its totient is φ = 53831680.

The previous prime is 134581747. The next prime is 134581771. The reversal of 134581760 is 67185431.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×134581760² = 36224500249395200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 134581760.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 23726 + ... + 28845.

Almost surely, 2^134581760 is an apocalyptic number.

134581760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134581760 is an abundant number, since it is smaller than the sum of its proper divisors (188105176).

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

134581760 is an frugal number, since it uses more digits than its factorization.

134581760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52594 (or 52578 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 134581760 is about 11600.9378931188. The cubic root of 134581760 is about 512.4624727628.

The spelling of 134581760 in words is "one hundred thirty-four million, five hundred eighty-one thousand, seven hundred sixty".