352665161 has 2 divisors, whose sum is σ = 352665162. Its totient is φ = 352665160.

The previous prime is 352665139. The next prime is 352665163. The reversal of 352665161 is 161566253.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 304293136 + 48372025 = 17444^2 + 6955^2 .

It is a cyclic number.

It is not a de Polignac number, because 352665161 - 2⁶ = 352665097 is a prime.

Together with 352665163, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (352665163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176332580 + 176332581.

It is an arithmetic number, because the mean of its divisors is an integer number (176332581).

Almost surely, 2^352665161 is an apocalyptic number.

It is an amenable number.

352665161 is a deficient number, since it is larger than the sum of its proper divisors (1).

352665161 is an equidigital number, since it uses as much as digits as its factorization.

352665161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 35.

The square root of 352665161 is about 18779.3812730878. The cubic root of 352665161 is about 706.5141315438.

The spelling of 352665161 in words is "three hundred fifty-two million, six hundred sixty-five thousand, one hundred sixty-one".