323130043 has 2 divisors, whose sum is σ = 323130044. Its totient is φ = 323130042.

The previous prime is 323130011. The next prime is 323130089. The reversal of 323130043 is 340031323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323130043 - 2⁵ = 323130011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 323130043.

It is not a weakly prime, because it can be changed into another prime (323130343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161565021 + 161565022.

It is an arithmetic number, because the mean of its divisors is an integer number (161565022).

Almost surely, 2^323130043 is an apocalyptic number.

323130043 is a deficient number, since it is larger than the sum of its proper divisors (1).

323130043 is an equidigital number, since it uses as much as digits as its factorization.

323130043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 323130043 is about 17975.8182845733. The cubic root of 323130043 is about 686.2132709608.

Adding to 323130043 its reverse (340031323), we get a palindrome (663161366).

The spelling of 323130043 in words is "three hundred twenty-three million, one hundred thirty thousand, forty-three".