164020134 has 8 divisors (see below), whose sum is σ = 328040280. Its totient is φ = 54673376.

The previous prime is 164020121. The next prime is 164020151. The reversal of 164020134 is 431020461.

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

164020134 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 164020134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13668339 + ... + 13668350.

It is an arithmetic number, because the mean of its divisors is an integer number (41005035).

Almost surely, 2^164020134 is an apocalyptic number.

164020134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

164020134 is a wasteful number, since it uses less digits than its factorization.

164020134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27336694.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 164020134 is about 12807.0345513706. The cubic root of 164020134 is about 547.3927664717.

Adding to 164020134 its reverse (431020461), we get a palindrome (595040595).

The spelling of 164020134 in words is "one hundred sixty-four million, twenty thousand, one hundred thirty-four".