164034533 has 4 divisors (see below), whose sum is σ = 176652588. Its totient is φ = 151416480.

The previous prime is 164034491. The next prime is 164034553. The reversal of 164034533 is 335430461.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 335430461 = 397 ⋅844913.

It can be written as a sum of positive squares in 2 ways, for example, as 61984129 + 102050404 = 7873^2 + 10102^2 .

It is a cyclic number.

It is not a de Polignac number, because 164034533 - 2¹⁰ = 164033509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 164034496 and 164034505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164034553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6309008 + ... + 6309033.

It is an arithmetic number, because the mean of its divisors is an integer number (44163147).

Almost surely, 2^164034533 is an apocalyptic number.

164034533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

164034533 is a deficient number, since it is larger than the sum of its proper divisors (12618055).

164034533 is a wasteful number, since it uses less digits than its factorization.

164034533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12618054.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 164034533 is about 12807.5966910268. The cubic root of 164034533 is about 547.4087841756.

Adding to 164034533 its reverse (335430461), we get a palindrome (499464994).

The spelling of 164034533 in words is "one hundred sixty-four million, thirty-four thousand, five hundred thirty-three".