136165212 has 30 divisors (see below), whose sum is σ = 355963608. Its totient is φ = 45388296.

The previous prime is 136165207. The next prime is 136165213. The reversal of 136165212 is 212561631.

136165212 is a `hidden beast` number, since 1 + 3 + 6 + 1 + 652 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136165213) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 209808 + ... + 210455.

Almost surely, 2^136165212 is an apocalyptic number.

136165212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136165212 is an abundant number, since it is smaller than the sum of its proper divisors (219798396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136165212 is a wasteful number, since it uses less digits than its factorization.

136165212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420279 (or 420268 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 136165212 is about 11668.9850458384. The cubic root of 136165212 is about 514.4644723829.

The spelling of 136165212 in words is "one hundred thirty-six million, one hundred sixty-five thousand, two hundred twelve".