463430813 has 2 divisors, whose sum is σ = 463430814. Its totient is φ = 463430812.

The previous prime is 463430801. The next prime is 463430837. The reversal of 463430813 is 318034364.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 363970084 + 99460729 = 19078^2 + 9973^2 .

It is a cyclic number.

It is not a de Polignac number, because 463430813 - 2⁴ = 463430797 is a prime.

It is a super-3 number, since 3×463430813³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 463430813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (463430113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231715406 + 231715407.

It is an arithmetic number, because the mean of its divisors is an integer number (231715407).

Almost surely, 2^463430813 is an apocalyptic number.

It is an amenable number.

463430813 is a deficient number, since it is larger than the sum of its proper divisors (1).

463430813 is an equidigital number, since it uses as much as digits as its factorization.

463430813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 463430813 is about 21527.4432527414. The cubic root of 463430813 is about 773.8586393060.

The spelling of 463430813 in words is "four hundred sixty-three million, four hundred thirty thousand, eight hundred thirteen".