325223189 has 2 divisors, whose sum is σ = 325223190. Its totient is φ = 325223188.

The previous prime is 325223167. The next prime is 325223231. The reversal of 325223189 is 981322523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241647025 + 83576164 = 15545^2 + 9142^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325223189 is a prime.

It is equal to p_17541773 and since 325223189 and 17541773 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325223389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162611594 + 162611595.

It is an arithmetic number, because the mean of its divisors is an integer number (162611595).

Almost surely, 2^325223189 is an apocalyptic number.

It is an amenable number.

325223189 is a deficient number, since it is larger than the sum of its proper divisors (1).

325223189 is an equidigital number, since it uses as much as digits as its factorization.

325223189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 35.

The square root of 325223189 is about 18033.9454640409. The cubic root of 325223189 is about 687.6917822648.

The spelling of 325223189 in words is "three hundred twenty-five million, two hundred twenty-three thousand, one hundred eighty-nine".