164122533 has 6 divisors (see below), whose sum is σ = 237065894. Its totient is φ = 109415016.

The previous prime is 164122523. The next prime is 164122561. The reversal of 164122533 is 335221461.

164122533 is a `hidden beast` number, since 1 + 6 + 4 + 122 + 533 = 666.

164122533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 162639009 + 1483524 = 12753^2 + 1218^2 .

It is not a de Polignac number, because 164122533 - 2¹⁷ = 163991461 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 164122497 and 164122506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164122523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9117910 + ... + 9117927.

Almost surely, 2^164122533 is an apocalyptic number.

It is an amenable number.

164122533 is a deficient number, since it is larger than the sum of its proper divisors (72943361).

164122533 is a wasteful number, since it uses less digits than its factorization.

164122533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18235843 (or 18235840 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 164122533 is about 12811.0316914759. The cubic root of 164122533 is about 547.5066565776.

Adding to 164122533 its reverse (335221461), we get a palindrome (499343994).

The spelling of 164122533 in words is "one hundred sixty-four million, one hundred twenty-two thousand, five hundred thirty-three".