134856777 has 8 divisors (see below), whose sum is σ = 196155360. Its totient is φ = 81731360.

The previous prime is 134856739. The next prime is 134856779. The reversal of 134856777 is 777658431.

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 134856777 - 2¹¹ = 134854729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134856779) 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, 2043252 + ... + 2043317.

It is an arithmetic number, because the mean of its divisors is an integer number (24519420).

Almost surely, 2^134856777 is an apocalyptic number.

It is an amenable number.

134856777 is a deficient number, since it is larger than the sum of its proper divisors (61298583).

134856777 is a wasteful number, since it uses less digits than its factorization.

134856777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4086583.

The product of its digits is 987840, while the sum is 48.

The square root of 134856777 is about 11612.7850664688. The cubic root of 134856777 is about 512.8113065626.

The spelling of 134856777 in words is "one hundred thirty-four million, eight hundred fifty-six thousand, seven hundred seventy-seven".