814463911 has 2 divisors, whose sum is σ = 814463912. Its totient is φ = 814463910.

The previous prime is 814463813. The next prime is 814463921. The reversal of 814463911 is 119364418.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 814463911 - 2²⁹ = 277592999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (814463921) 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, 407231955 + 407231956.

It is an arithmetic number, because the mean of its divisors is an integer number (407231956).

Almost surely, 2^814463911 is an apocalyptic number.

814463911 is a deficient number, since it is larger than the sum of its proper divisors (1).

814463911 is an equidigital number, since it uses as much as digits as its factorization.

814463911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 37.

The square root of 814463911 is about 28538.8141134140. The cubic root of 814463911 is about 933.8790119270.

The spelling of 814463911 in words is "eight hundred fourteen million, four hundred sixty-three thousand, nine hundred eleven".