323540066147 has 2 divisors, whose sum is σ = 323540066148. Its totient is φ = 323540066146.

The previous prime is 323540066123. The next prime is 323540066153. The reversal of 323540066147 is 741660045323.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323540066147 is a prime.

It is not a weakly prime, because it can be changed into another prime (323540066197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161770033073 + 161770033074.

It is an arithmetic number, because the mean of its divisors is an integer number (161770033074).

Almost surely, 2^323540066147 is an apocalyptic number.

323540066147 is a deficient number, since it is larger than the sum of its proper divisors (1).

323540066147 is an equidigital number, since it uses as much as digits as its factorization.

323540066147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 41.

The spelling of 323540066147 in words is "three hundred twenty-three billion, five hundred forty million, sixty-six thousand, one hundred forty-seven".