321463361 has 2 divisors, whose sum is σ = 321463362. Its totient is φ = 321463360.

The previous prime is 321463357. The next prime is 321463367. The reversal of 321463361 is 163364123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 208253761 + 113209600 = 14431^2 + 10640^2 .

It is a cyclic number.

It is not a de Polignac number, because 321463361 - 2² = 321463357 is a prime.

It is not a weakly prime, because it can be changed into another prime (321463367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160731680 + 160731681.

It is an arithmetic number, because the mean of its divisors is an integer number (160731681).

Almost surely, 2^321463361 is an apocalyptic number.

It is an amenable number.

321463361 is a deficient number, since it is larger than the sum of its proper divisors (1).

321463361 is an equidigital number, since it uses as much as digits as its factorization.

321463361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 29.

The square root of 321463361 is about 17929.3993485560. The cubic root of 321463361 is about 685.0314234257.

The spelling of 321463361 in words is "three hundred twenty-one million, four hundred sixty-three thousand, three hundred sixty-one".