324994961 has 2 divisors, whose sum is σ = 324994962. Its totient is φ = 324994960.

The previous prime is 324994949. The next prime is 324994997. The reversal of 324994961 is 169499423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275560000 + 49434961 = 16600^2 + 7031^2 .

It is an emirp because it is prime and its reverse (169499423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 324994961 - 2¹⁰ = 324993937 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (324994931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162497480 + 162497481.

It is an arithmetic number, because the mean of its divisors is an integer number (162497481).

Almost surely, 2^324994961 is an apocalyptic number.

It is an amenable number.

324994961 is a deficient number, since it is larger than the sum of its proper divisors (1).

324994961 is an equidigital number, since it uses as much as digits as its factorization.

324994961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 47.

The square root of 324994961 is about 18027.6166200638. The cubic root of 324994961 is about 687.5308801997.

The spelling of 324994961 in words is "three hundred twenty-four million, nine hundred ninety-four thousand, nine hundred sixty-one".