134655661 has 16 divisors (see below), whose sum is σ = 162562048. Its totient is φ = 109090800.

The previous prime is 134655643. The next prime is 134655673. The reversal of 134655661 is 166556431.

It is not a de Polignac number, because 134655661 - 2⁷ = 134655533 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134655661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134655061) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2116 + ... + 16546.

It is an arithmetic number, because the mean of its divisors is an integer number (10160128).

Almost surely, 2^134655661 is an apocalyptic number.

It is an amenable number.

134655661 is a deficient number, since it is larger than the sum of its proper divisors (27906387).

134655661 is a wasteful number, since it uses less digits than its factorization.

134655661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14512.

The product of its digits is 64800, while the sum is 37.

The square root of 134655661 is about 11604.1225863914. The cubic root of 134655661 is about 512.5562560495.

The spelling of 134655661 in words is "one hundred thirty-four million, six hundred fifty-five thousand, six hundred sixty-one".