134936887 has 8 divisors (see below), whose sum is σ = 137712960. Its totient is φ = 132169440.

The previous prime is 134936869. The next prime is 134936899. The reversal of 134936887 is 788639431.

It is a happy number.

134936887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 134936887 - 2¹⁹ = 134412599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134936887.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134936807) 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, 36337 + ... + 39877.

It is an arithmetic number, because the mean of its divisors is an integer number (17214120).

Almost surely, 2^134936887 is an apocalyptic number.

134936887 is a deficient number, since it is larger than the sum of its proper divisors (2776073).

134936887 is an equidigital number, since it uses as much as digits as its factorization.

134936887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4313.

The product of its digits is 870912, while the sum is 49.

The square root of 134936887 is about 11616.2337700306. The cubic root of 134936887 is about 512.9128295332.

The spelling of 134936887 in words is "one hundred thirty-four million, nine hundred thirty-six thousand, eight hundred eighty-seven".