164707573 has 2 divisors, whose sum is σ = 164707574. Its totient is φ = 164707572.

The previous prime is 164707553. The next prime is 164707579. The reversal of 164707573 is 375707461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109977169 + 54730404 = 10487^2 + 7398^2 .

It is a cyclic number.

It is not a de Polignac number, because 164707573 - 2⁵ = 164707541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164707579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82353786 + 82353787.

It is an arithmetic number, because the mean of its divisors is an integer number (82353787).

Almost surely, 2^164707573 is an apocalyptic number.

It is an amenable number.

164707573 is a deficient number, since it is larger than the sum of its proper divisors (1).

164707573 is an equidigital number, since it uses as much as digits as its factorization.

164707573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 123480, while the sum is 40.

The square root of 164707573 is about 12833.8448253047. The cubic root of 164707573 is about 548.1564423169.

The spelling of 164707573 in words is "one hundred sixty-four million, seven hundred seven thousand, five hundred seventy-three".