814237199 has 2 divisors, whose sum is σ = 814237200. Its totient is φ = 814237198.

The previous prime is 814237189. The next prime is 814237243. The reversal of 814237199 is 991732418.

It is an a-pointer prime, because the next prime (814237243) can be obtained adding 814237199 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 814237199 - 2⁴ = 814237183 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (814237139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 407118599 + 407118600.

It is an arithmetic number, because the mean of its divisors is an integer number (407118600).

Almost surely, 2^814237199 is an apocalyptic number.

814237199 is a deficient number, since it is larger than the sum of its proper divisors (1).

814237199 is an equidigital number, since it uses as much as digits as its factorization.

814237199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 44.

The square root of 814237199 is about 28534.8418429120. The cubic root of 814237199 is about 933.7923531962.

The spelling of 814237199 in words is "eight hundred fourteen million, two hundred thirty-seven thousand, one hundred ninety-nine".