325110161 has 2 divisors, whose sum is σ = 325110162. Its totient is φ = 325110160.

The previous prime is 325110133. The next prime is 325110173. The reversal of 325110161 is 161011523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 174900625 + 150209536 = 13225^2 + 12256^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325110161 is a prime.

It is not a weakly prime, because it can be changed into another prime (325110101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162555080 + 162555081.

It is an arithmetic number, because the mean of its divisors is an integer number (162555081).

Almost surely, 2^325110161 is an apocalyptic number.

It is an amenable number.

325110161 is a deficient number, since it is larger than the sum of its proper divisors (1).

325110161 is an equidigital number, since it uses as much as digits as its factorization.

325110161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 325110161 is about 18030.8114348745. The cubic root of 325110161 is about 687.6121062805.

Adding to 325110161 its reverse (161011523), we get a palindrome (486121684).

The spelling of 325110161 in words is "three hundred twenty-five million, one hundred ten thousand, one hundred sixty-one".