134456689 has 16 divisors (see below), whose sum is σ = 149119488. Its totient is φ = 120586752.

The previous prime is 134456677. The next prime is 134456713. The reversal of 134456689 is 986654431.

It is a cyclic number.

It is not a de Polignac number, because 134456689 - 2¹³ = 134448497 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (134456639) 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 15 ways as a sum of consecutive naturals, for example, 143029 + ... + 143965.

It is an arithmetic number, because the mean of its divisors is an integer number (9319968).

Almost surely, 2^134456689 is an apocalyptic number.

It is an amenable number.

134456689 is a deficient number, since it is larger than the sum of its proper divisors (14662799).

134456689 is a wasteful number, since it uses less digits than its factorization.

134456689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344.

The product of its digits is 622080, while the sum is 46.

The square root of 134456689 is about 11595.5460845964. The cubic root of 134456689 is about 512.3036744752.

The spelling of 134456689 in words is "one hundred thirty-four million, four hundred fifty-six thousand, six hundred eighty-nine".