464643313 has 2 divisors, whose sum is σ = 464643314. Its totient is φ = 464643312.

The previous prime is 464643293. The next prime is 464643323. The reversal of 464643313 is 313346464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 243734544 + 220908769 = 15612^2 + 14863^2 .

It is a cyclic number.

It is not a de Polignac number, because 464643313 - 2⁵ = 464643281 is a prime.

It is equal to p_24587323 and since 464643313 and 24587323 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (464643323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232321656 + 232321657.

It is an arithmetic number, because the mean of its divisors is an integer number (232321657).

Almost surely, 2^464643313 is an apocalyptic number.

It is an amenable number.

464643313 is a deficient number, since it is larger than the sum of its proper divisors (1).

464643313 is an equidigital number, since it uses as much as digits as its factorization.

464643313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 34.

The square root of 464643313 is about 21555.5865844565. The cubic root of 464643313 is about 774.5329481414.

Adding to 464643313 its reverse (313346464), we get a palindrome (777989777).

The spelling of 464643313 in words is "four hundred sixty-four million, six hundred forty-three thousand, three hundred thirteen".