134725087 has 4 divisors (see below), whose sum is σ = 153971536. Its totient is φ = 115478640.

The previous prime is 134725061. The next prime is 134725109. The reversal of 134725087 is 780527431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134725087 - 2⁷ = 134724959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134225087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9623214 + ... + 9623227.

It is an arithmetic number, because the mean of its divisors is an integer number (38492884).

Almost surely, 2^134725087 is an apocalyptic number.

134725087 is a deficient number, since it is larger than the sum of its proper divisors (19246449).

134725087 is an equidigital number, since it uses as much as digits as its factorization.

134725087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19246448.

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 134725087 is about 11607.1136377654. The cubic root of 134725087 is about 512.6443291304.

The spelling of 134725087 in words is "one hundred thirty-four million, seven hundred twenty-five thousand, eighty-seven".