814818119 has 2 divisors, whose sum is σ = 814818120. Its totient is φ = 814818118.

The previous prime is 814818073. The next prime is 814818149. The reversal of 814818119 is 911818418.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 814818119 - 2⁸ = 814817863 is a prime.

It is a super-2 number, since 2×814818119² = 1327857134101396322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (814818149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 407409059 + 407409060.

It is an arithmetic number, because the mean of its divisors is an integer number (407409060).

Almost surely, 2^814818119 is an apocalyptic number.

814818119 is a deficient number, since it is larger than the sum of its proper divisors (1).

814818119 is an equidigital number, since it uses as much as digits as its factorization.

814818119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18432, while the sum is 41.

The square root of 814818119 is about 28545.0191627191. The cubic root of 814818119 is about 934.0143727336.

The spelling of 814818119 in words is "eight hundred fourteen million, eight hundred eighteen thousand, one hundred nineteen".