164244953 has 2 divisors, whose sum is σ = 164244954. Its totient is φ = 164244952.

The previous prime is 164244943. The next prime is 164245027. The reversal of 164244953 is 359442461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 137288089 + 26956864 = 11717^2 + 5192^2 .

It is a cyclic number.

It is not a de Polignac number, because 164244953 - 2⁴ = 164244937 is a prime.

It is not a weakly prime, because it can be changed into another prime (164244923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82122476 + 82122477.

It is an arithmetic number, because the mean of its divisors is an integer number (82122477).

Almost surely, 2^164244953 is an apocalyptic number.

It is an amenable number.

164244953 is a deficient number, since it is larger than the sum of its proper divisors (1).

164244953 is an equidigital number, since it uses as much as digits as its factorization.

164244953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 38.

The square root of 164244953 is about 12815.8087142404. The cubic root of 164244953 is about 547.6427522650.

The spelling of 164244953 in words is "one hundred sixty-four million, two hundred forty-four thousand, nine hundred fifty-three".