164133349 has 2 divisors, whose sum is σ = 164133350. Its totient is φ = 164133348.

The previous prime is 164133341. The next prime is 164133377. The reversal of 164133349 is 943331461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164096100 + 37249 = 12810^2 + 193^2 .

It is a cyclic number.

It is not a de Polignac number, because 164133349 - 2³ = 164133341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164133341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82066674 + 82066675.

It is an arithmetic number, because the mean of its divisors is an integer number (82066675).

Almost surely, 2^164133349 is an apocalyptic number.

It is an amenable number.

164133349 is a deficient number, since it is larger than the sum of its proper divisors (1).

164133349 is an equidigital number, since it uses as much as digits as its factorization.

164133349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 34.

The square root of 164133349 is about 12811.4538207028. The cubic root of 164133349 is about 547.5186835711.

The spelling of 164133349 in words is "one hundred sixty-four million, one hundred thirty-three thousand, three hundred forty-nine".