321324041 has 2 divisors, whose sum is σ = 321324042. Its totient is φ = 321324040.

The previous prime is 321324037. The next prime is 321324071. The reversal of 321324041 is 140423123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 252682816 + 68641225 = 15896^2 + 8285^2 .

It is a cyclic number.

It is not a de Polignac number, because 321324041 - 2² = 321324037 is a prime.

It is not a weakly prime, because it can be changed into another prime (321324071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160662020 + 160662021.

It is an arithmetic number, because the mean of its divisors is an integer number (160662021).

Almost surely, 2^321324041 is an apocalyptic number.

It is an amenable number.

321324041 is a deficient number, since it is larger than the sum of its proper divisors (1).

321324041 is an equidigital number, since it uses as much as digits as its factorization.

321324041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 321324041 is about 17925.5136885948. The cubic root of 321324041 is about 684.9324464968.

Adding to 321324041 its reverse (140423123), we get a palindrome (461747164).

The spelling of 321324041 in words is "three hundred twenty-one million, three hundred twenty-four thousand, forty-one".