168006136 has 16 divisors (see below), whose sum is σ = 315534600. Its totient is φ = 83863584.

The previous prime is 168006109. The next prime is 168006173. The reversal of 168006136 is 631600861.

It is a junction number, because it is equal to n+sod(n) for n = 168006098 and 168006107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12226 + ... + 22033.

Almost surely, 2^168006136 is an apocalyptic number.

It is an amenable number.

168006136 is a deficient number, since it is larger than the sum of its proper divisors (147528464).

168006136 is a wasteful number, since it uses less digits than its factorization.

168006136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34878 (or 34874 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 168006136 is about 12961.7180959933. The cubic root of 168006136 is about 551.7915529558.

Adding to 168006136 its reverse (631600861), we get a palindrome (799606997).

The spelling of 168006136 in words is "one hundred sixty-eight million, six thousand, one hundred thirty-six".