164907133 has 2 divisors, whose sum is σ = 164907134. Its totient is φ = 164907132.

The previous prime is 164907131. The next prime is 164907143. The reversal of 164907133 is 331709461.

164907133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138250564 + 26656569 = 11758^2 + 5163^2 .

It is a cyclic number.

It is not a de Polignac number, because 164907133 - 2¹ = 164907131 is a prime.

Together with 164907131, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164907131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82453566 + 82453567.

It is an arithmetic number, because the mean of its divisors is an integer number (82453567).

Almost surely, 2^164907133 is an apocalyptic number.

It is an amenable number.

164907133 is a deficient number, since it is larger than the sum of its proper divisors (1).

164907133 is an equidigital number, since it uses as much as digits as its factorization.

164907133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 164907133 is about 12841.6172268138. The cubic root of 164907133 is about 548.3777354209.

The spelling of 164907133 in words is "one hundred sixty-four million, nine hundred seven thousand, one hundred thirty-three".