513314323 has 2 divisors, whose sum is σ = 513314324. Its totient is φ = 513314322.

The previous prime is 513314293. The next prime is 513314339. The reversal of 513314323 is 323413315.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-513314323 is a prime.

It is not a weakly prime, because it can be changed into another prime (513312323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256657161 + 256657162.

It is an arithmetic number, because the mean of its divisors is an integer number (256657162).

Almost surely, 2^513314323 is an apocalyptic number.

513314323 is a deficient number, since it is larger than the sum of its proper divisors (1).

513314323 is an equidigital number, since it uses as much as digits as its factorization.

513314323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 25.

The square root of 513314323 is about 22656.4410929872. The cubic root of 513314323 is about 800.6839583138.

Adding to 513314323 its reverse (323413315), we get a palindrome (836727638).

The spelling of 513314323 in words is "five hundred thirteen million, three hundred fourteen thousand, three hundred twenty-three".