511830323 has 2 divisors, whose sum is σ = 511830324. Its totient is φ = 511830322.

The previous prime is 511830317. The next prime is 511830337. The reversal of 511830323 is 323038115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 511830323 - 2⁴ = 511830307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 511830292 and 511830301.

It is not a weakly prime, because it can be changed into another prime (511830023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255915161 + 255915162.

It is an arithmetic number, because the mean of its divisors is an integer number (255915162).

Almost surely, 2^511830323 is an apocalyptic number.

511830323 is a deficient number, since it is larger than the sum of its proper divisors (1).

511830323 is an equidigital number, since it uses as much as digits as its factorization.

511830323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 511830323 is about 22623.6673198666. The cubic root of 511830323 is about 799.9116167984.

Adding to 511830323 its reverse (323038115), we get a palindrome (834868438).

The spelling of 511830323 in words is "five hundred eleven million, eight hundred thirty thousand, three hundred twenty-three".