324552961 has 2 divisors, whose sum is σ = 324552962. Its totient is φ = 324552960.

The previous prime is 324552941. The next prime is 324553027. The reversal of 324552961 is 169255423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 293916736 + 30636225 = 17144^2 + 5535^2 .

It is a cyclic number.

It is not a de Polignac number, because 324552961 - 2¹³ = 324544769 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 324552961.

It is not a weakly prime, because it can be changed into another prime (324552901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162276480 + 162276481.

It is an arithmetic number, because the mean of its divisors is an integer number (162276481).

Almost surely, 2^324552961 is an apocalyptic number.

It is an amenable number.

324552961 is a deficient number, since it is larger than the sum of its proper divisors (1).

324552961 is an equidigital number, since it uses as much as digits as its factorization.

324552961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 37.

The square root of 324552961 is about 18015.3534797406. The cubic root of 324552961 is about 687.2190532950.

The spelling of 324552961 in words is "three hundred twenty-four million, five hundred fifty-two thousand, nine hundred sixty-one".