325420253 has 2 divisors, whose sum is σ = 325420254. Its totient is φ = 325420252.

The previous prime is 325420241. The next prime is 325420289. The reversal of 325420253 is 352024523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 313219204 + 12201049 = 17698^2 + 3493^2 .

It is an emirp because it is prime and its reverse (352024523) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 325420253 - 2⁶ = 325420189 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325420213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162710126 + 162710127.

It is an arithmetic number, because the mean of its divisors is an integer number (162710127).

Almost surely, 2^325420253 is an apocalyptic number.

It is an amenable number.

325420253 is a deficient number, since it is larger than the sum of its proper divisors (1).

325420253 is an equidigital number, since it uses as much as digits as its factorization.

325420253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 325420253 is about 18039.4083328695. The cubic root of 325420253 is about 687.8306529801.

Adding to 325420253 its reverse (352024523), we get a palindrome (677444776).

The spelling of 325420253 in words is "three hundred twenty-five million, four hundred twenty thousand, two hundred fifty-three".