164120573 has 2 divisors, whose sum is σ = 164120574. Its totient is φ = 164120572.

The previous prime is 164120563. The next prime is 164120597. The reversal of 164120573 is 375021461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138344644 + 25775929 = 11762^2 + 5077^2 .

It is a cyclic number.

It is not a de Polignac number, because 164120573 - 2⁴ = 164120557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164120513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82060286 + 82060287.

It is an arithmetic number, because the mean of its divisors is an integer number (82060287).

Almost surely, 2^164120573 is an apocalyptic number.

It is an amenable number.

164120573 is a deficient number, since it is larger than the sum of its proper divisors (1).

164120573 is an equidigital number, since it uses as much as digits as its factorization.

164120573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 164120573 is about 12810.9551946762. The cubic root of 164120573 is about 547.5044770733.

The spelling of 164120573 in words is "one hundred sixty-four million, one hundred twenty thousand, five hundred seventy-three".