325615313465161 has 2 divisors, whose sum is σ = 325615313465162. Its totient is φ = 325615313465160.

The previous prime is 325615313465083. The next prime is 325615313465171. The reversal of 325615313465161 is 161564313516523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226275121493136 + 99340191972025 = 15042444^2 + 9966955^2 .

It is a cyclic number.

It is not a de Polignac number, because 325615313465161 - 2¹⁹ = 325615312940873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 325615313465099 and 325615313465108.

It is not a weakly prime, because it can be changed into another prime (325615313465171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162807656732580 + 162807656732581.

It is an arithmetic number, because the mean of its divisors is an integer number (162807656732581).

Almost surely, 2^{325615313465161} is an apocalyptic number.

It is an amenable number.

325615313465161 is a deficient number, since it is larger than the sum of its proper divisors (1).

325615313465161 is an equidigital number, since it uses as much as digits as its factorization.

325615313465161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832000, while the sum is 52.

The spelling of 325615313465161 in words is "three hundred twenty-five trillion, six hundred fifteen billion, three hundred thirteen million, four hundred sixty-five thousand, one hundred sixty-one".