134556566 has 16 divisors (see below), whose sum is σ = 204644880. Its totient is φ = 66347520.

The previous prime is 134556563. The next prime is 134556571. The reversal of 134556566 is 665655431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134556563) 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 7 ways as a sum of consecutive naturals, for example, 50270 + ... + 52878.

It is an arithmetic number, because the mean of its divisors is an integer number (12790305).

Almost surely, 2^134556566 is an apocalyptic number.

134556566 is a deficient number, since it is larger than the sum of its proper divisors (70088314).

134556566 is a wasteful number, since it uses less digits than its factorization.

134556566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2959.

The product of its digits is 324000, while the sum is 41.

The square root of 134556566 is about 11599.8519818143. The cubic root of 134556566 is about 512.4304927350.

The spelling of 134556566 in words is "one hundred thirty-four million, five hundred fifty-six thousand, five hundred sixty-six".