134081387 has 8 divisors (see below), whose sum is σ = 146388720. Its totient is φ = 121793760.

The previous prime is 134081371. The next prime is 134081411. The reversal of 134081387 is 783180431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 134081387 - 2⁴ = 134081371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134081317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11789 + ... + 20177.

It is an arithmetic number, because the mean of its divisors is an integer number (18298590).

Almost surely, 2^134081387 is an apocalyptic number.

134081387 is a deficient number, since it is larger than the sum of its proper divisors (12307333).

134081387 is a wasteful number, since it uses less digits than its factorization.

134081387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9853.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 134081387 is about 11579.3517521492. The cubic root of 134081387 is about 511.8265747172.

The spelling of 134081387 in words is "one hundred thirty-four million, eighty-one thousand, three hundred eighty-seven".