164733293 has 2 divisors, whose sum is σ = 164733294. Its totient is φ = 164733292.

The previous prime is 164733271. The next prime is 164733319. The reversal of 164733293 is 392337461.

164733293 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., 96786244 + 67947049 = 9838^2 + 8243^2 .

It is a cyclic number.

It is not a de Polignac number, because 164733293 - 2⁶ = 164733229 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164735293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82366646 + 82366647.

It is an arithmetic number, because the mean of its divisors is an integer number (82366647).

Almost surely, 2^164733293 is an apocalyptic number.

It is an amenable number.

164733293 is a deficient number, since it is larger than the sum of its proper divisors (1).

164733293 is an equidigital number, since it uses as much as digits as its factorization.

164733293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 38.

The square root of 164733293 is about 12834.8468241736. The cubic root of 164733293 is about 548.1849733869.

The spelling of 164733293 in words is "one hundred sixty-four million, seven hundred thirty-three thousand, two hundred ninety-three".