135713666 has 16 divisors (see below), whose sum is σ = 223553088. Its totient is φ = 61278000.

The previous prime is 135713653. The next prime is 135713687. The reversal of 135713666 is 666317531.

It is a Curzon number.

It is an unprimeable number.

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, 17105 + ... + 23748.

It is an arithmetic number, because the mean of its divisors is an integer number (13972068).

Almost surely, 2^135713666 is an apocalyptic number.

135713666 is a deficient number, since it is larger than the sum of its proper divisors (87839422).

135713666 is a wasteful number, since it uses less digits than its factorization.

135713666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41017.

The product of its digits is 68040, while the sum is 38.

The square root of 135713666 is about 11649.6208521994. The cubic root of 135713666 is about 513.8951599726.

The spelling of 135713666 in words is "one hundred thirty-five million, seven hundred thirteen thousand, six hundred sixty-six".