463765993 has 2 divisors, whose sum is σ = 463765994. Its totient is φ = 463765992.

The previous prime is 463765969. The next prime is 463766011. The reversal of 463765993 is 399567364.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331676944 + 132089049 = 18212^2 + 11493^2 .

It is a cyclic number.

It is not a de Polignac number, because 463765993 - 2²¹ = 461668841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 463765993.

It is not a weakly prime, because it can be changed into another prime (463765943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231882996 + 231882997.

It is an arithmetic number, because the mean of its divisors is an integer number (231882997).

Almost surely, 2^463765993 is an apocalyptic number.

It is an amenable number.

463765993 is a deficient number, since it is larger than the sum of its proper divisors (1).

463765993 is an equidigital number, since it uses as much as digits as its factorization.

463765993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3674160, while the sum is 52.

The square root of 463765993 is about 21535.2267923976. The cubic root of 463765993 is about 774.0451608055.

The spelling of 463765993 in words is "four hundred sixty-three million, seven hundred sixty-five thousand, nine hundred ninety-three".