321180241 has 2 divisors, whose sum is σ = 321180242. Its totient is φ = 321180240.

The previous prime is 321180173. The next prime is 321180259. The reversal of 321180241 is 142081123.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 181467841 + 139712400 = 13471^2 + 11820^2 .

It is a cyclic number.

It is not a de Polignac number, because 321180241 - 2⁷ = 321180113 is a prime.

It is not a weakly prime, because it can be changed into another prime (321183241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160590120 + 160590121.

It is an arithmetic number, because the mean of its divisors is an integer number (160590121).

Almost surely, 2^321180241 is an apocalyptic number.

It is an amenable number.

321180241 is a deficient number, since it is larger than the sum of its proper divisors (1).

321180241 is an equidigital number, since it uses as much as digits as its factorization.

321180241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 321180241 is about 17921.5021970816. The cubic root of 321180241 is about 684.8302568382.

The spelling of 321180241 in words is "three hundred twenty-one million, one hundred eighty thousand, two hundred forty-one".