134771111 has 4 divisors (see below), whose sum is σ = 134881824. Its totient is φ = 134660400.

The previous prime is 134771107. The next prime is 134771129. The reversal of 134771111 is 111177431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111177431 = 269 ⋅413299.

It is a cyclic number.

It is not a de Polignac number, because 134771111 - 2² = 134771107 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 (134771311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53510 + ... + 55971.

It is an arithmetic number, because the mean of its divisors is an integer number (33720456).

Almost surely, 2^134771111 is an apocalyptic number.

134771111 is a deficient number, since it is larger than the sum of its proper divisors (110713).

134771111 is a wasteful number, since it uses less digits than its factorization.

134771111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110712.

The product of its digits is 588, while the sum is 26.

The square root of 134771111 is about 11609.0960457738. The cubic root of 134771111 is about 512.7026980083.

The spelling of 134771111 in words is "one hundred thirty-four million, seven hundred seventy-one thousand, one hundred eleven".