325040189 has 2 divisors, whose sum is σ = 325040190. Its totient is φ = 325040188.

The previous prime is 325040179. The next prime is 325040267. The reversal of 325040189 is 981040523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220284964 + 104755225 = 14842^2 + 10235^2 .

It is an emirp because it is prime and its reverse (981040523) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 325040189 - 2²⁸ = 56604733 is a prime.

It is a super-2 number, since 2×325040189² = 211302248930311442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325040129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162520094 + 162520095.

It is an arithmetic number, because the mean of its divisors is an integer number (162520095).

Almost surely, 2^325040189 is an apocalyptic number.

It is an amenable number.

325040189 is a deficient number, since it is larger than the sum of its proper divisors (1).

325040189 is an equidigital number, since it uses as much as digits as its factorization.

325040189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 325040189 is about 18028.8709851726. The cubic root of 325040189 is about 687.5627721858.

The spelling of 325040189 in words is "three hundred twenty-five million, forty thousand, one hundred eighty-nine".