134725720 has 48 divisors (see below), whose sum is σ = 316935360. Its totient is φ = 51539136.

The previous prime is 134725711. The next prime is 134725727. The reversal of 134725720 is 27527431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134725727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17977 + ... + 24343.

It is an arithmetic number, because the mean of its divisors is an integer number (6602820).

Almost surely, 2^134725720 is an apocalyptic number.

134725720 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 134725720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158467680).

134725720 is an abundant number, since it is smaller than the sum of its proper divisors (182209640).

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

134725720 is a wasteful number, since it uses less digits than its factorization.

134725720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6424 (or 6397 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 134725720 is about 11607.1409054943. The cubic root of 134725720 is about 512.6451320082.

The spelling of 134725720 in words is "one hundred thirty-four million, seven hundred twenty-five thousand, seven hundred twenty".