134949566 has 8 divisors (see below), whose sum is σ = 207132024. Its totient is φ = 65905560.

The previous prime is 134949547. The next prime is 134949583. The reversal of 134949566 is 665949431.

It is a happy number.

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

It is a super-4 number, since 4×134949566⁴ (a number of 34 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 134949566.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 784505 + ... + 784676.

It is an arithmetic number, because the mean of its divisors is an integer number (25891503).

Almost surely, 2^134949566 is an apocalyptic number.

134949566 is a deficient number, since it is larger than the sum of its proper divisors (72182458).

134949566 is a wasteful number, since it uses less digits than its factorization.

134949566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1569226.

The product of its digits is 699840, while the sum is 47.

The square root of 134949566 is about 11616.7795020823. The cubic root of 134949566 is about 512.9288938781.

The spelling of 134949566 in words is "one hundred thirty-four million, nine hundred forty-nine thousand, five hundred sixty-six".