172960573 has 2 divisors, whose sum is σ = 172960574. Its totient is φ = 172960572.

The previous prime is 172960549. The next prime is 172960609. The reversal of 172960573 is 375069271.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 172843609 + 116964 = 13147^2 + 342^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-172960573 is a prime.

It is a super-3 number, since 3×172960573³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (172960273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86480286 + 86480287.

It is an arithmetic number, because the mean of its divisors is an integer number (86480287).

Almost surely, 2^172960573 is an apocalyptic number.

It is an amenable number.

172960573 is a deficient number, since it is larger than the sum of its proper divisors (1).

172960573 is an equidigital number, since it uses as much as digits as its factorization.

172960573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 79380, while the sum is 40.

The square root of 172960573 is about 13151.4475629111. The cubic root of 172960573 is about 557.1631329743.

The spelling of 172960573 in words is "one hundred seventy-two million, nine hundred sixty thousand, five hundred seventy-three".