353121163 has 2 divisors, whose sum is σ = 353121164. Its totient is φ = 353121162.

The previous prime is 353121143. The next prime is 353121173. The reversal of 353121163 is 361121353.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-353121163 is a prime.

It is not a weakly prime, because it can be changed into another prime (353121113) 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, 176560581 + 176560582.

It is an arithmetic number, because the mean of its divisors is an integer number (176560582).

Almost surely, 2^353121163 is an apocalyptic number.

353121163 is a deficient number, since it is larger than the sum of its proper divisors (1).

353121163 is an equidigital number, since it uses as much as digits as its factorization.

353121163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1620, while the sum is 25.

The square root of 353121163 is about 18791.5183793114. The cubic root of 353121163 is about 706.8185119537.

The spelling of 353121163 in words is "three hundred fifty-three million, one hundred twenty-one thousand, one hundred sixty-three".