324761641 has 2 divisors, whose sum is σ = 324761642. Its totient is φ = 324761640.

The previous prime is 324761629. The next prime is 324761677. The reversal of 324761641 is 146167423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196981225 + 127780416 = 14035^2 + 11304^2 .

It is an emirp because it is prime and its reverse (146167423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 324761641 - 2¹³ = 324753449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 324761597 and 324761606.

It is not a weakly prime, because it can be changed into another prime (324761441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162380820 + 162380821.

It is an arithmetic number, because the mean of its divisors is an integer number (162380821).

Almost surely, 2^324761641 is an apocalyptic number.

It is an amenable number.

324761641 is a deficient number, since it is larger than the sum of its proper divisors (1).

324761641 is an equidigital number, since it uses as much as digits as its factorization.

324761641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 34.

The square root of 324761641 is about 18021.1442755448. The cubic root of 324761641 is about 687.3663103573.

The spelling of 324761641 in words is "three hundred twenty-four million, seven hundred sixty-one thousand, six hundred forty-one".