814263113 has 2 divisors, whose sum is σ = 814263114. Its totient is φ = 814263112.

The previous prime is 814263083. The next prime is 814263133. The reversal of 814263113 is 311362418.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 790565689 + 23697424 = 28117^2 + 4868^2 .

It is a cyclic number.

It is not a de Polignac number, because 814263113 - 2⁶ = 814263049 is a prime.

It is equal to p_41841731 and since 814263113 and 41841731 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 (814263133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 407131556 + 407131557.

It is an arithmetic number, because the mean of its divisors is an integer number (407131557).

Almost surely, 2^814263113 is an apocalyptic number.

It is an amenable number.

814263113 is a deficient number, since it is larger than the sum of its proper divisors (1).

814263113 is an equidigital number, since it uses as much as digits as its factorization.

814263113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 29.

The square root of 814263113 is about 28535.2959157602. The cubic root of 814263113 is about 933.8022594162.

The spelling of 814263113 in words is "eight hundred fourteen million, two hundred sixty-three thousand, one hundred thirteen".