323763513947 has 2 divisors, whose sum is σ = 323763513948. Its totient is φ = 323763513946.

The previous prime is 323763513863. The next prime is 323763513967. The reversal of 323763513947 is 749315367323.

It is a strong prime.

It is an emirp because it is prime and its reverse (749315367323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 323763513947 - 2⁸ = 323763513691 is a prime.

It is not a weakly prime, because it can be changed into another prime (323763513967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161881756973 + 161881756974.

It is an arithmetic number, because the mean of its divisors is an integer number (161881756974).

Almost surely, 2^323763513947 is an apocalyptic number.

323763513947 is a deficient number, since it is larger than the sum of its proper divisors (1).

323763513947 is an equidigital number, since it uses as much as digits as its factorization.

323763513947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8573040, while the sum is 53.

The spelling of 323763513947 in words is "three hundred twenty-three billion, seven hundred sixty-three million, five hundred thirteen thousand, nine hundred forty-seven".