164134349 has 2 divisors, whose sum is σ = 164134350. Its totient is φ = 164134348.

The previous prime is 164134339. The next prime is 164134391. The reversal of 164134349 is 943431461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127531849 + 36602500 = 11293^2 + 6050^2 .

It is a cyclic number.

It is not a de Polignac number, because 164134349 - 2¹⁶ = 164068813 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164134339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82067174 + 82067175.

It is an arithmetic number, because the mean of its divisors is an integer number (82067175).

Almost surely, 2^164134349 is an apocalyptic number.

It is an amenable number.

164134349 is a deficient number, since it is larger than the sum of its proper divisors (1).

164134349 is an equidigital number, since it uses as much as digits as its factorization.

164134349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 35.

The square root of 164134349 is about 12811.4928482203. The cubic root of 164134349 is about 547.5197955076.

The spelling of 164134349 in words is "one hundred sixty-four million, one hundred thirty-four thousand, three hundred forty-nine".