136999606 has 8 divisors (see below), whose sum is σ = 205641000. Its totient is φ = 68452608.

The previous prime is 136999561. The next prime is 136999607. The reversal of 136999606 is 606999631.

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

It is a self number, because there is not a number n which added to its sum of digits gives 136999606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136999607) 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 3 ways as a sum of consecutive naturals, for example, 19851 + ... + 25846.

It is an arithmetic number, because the mean of its divisors is an integer number (25705125).

Almost surely, 2^136999606 is an apocalyptic number.

136999606 is a deficient number, since it is larger than the sum of its proper divisors (68641394).

136999606 is a wasteful number, since it uses less digits than its factorization.

136999606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47198.

The product of its (nonzero) digits is 472392, while the sum is 49.

The square root of 136999606 is about 11704.6830798617. The cubic root of 136999606 is about 515.5131793564.

The spelling of 136999606 in words is "one hundred thirty-six million, nine hundred ninety-nine thousand, six hundred six".