1849838099 has 2 divisors, whose sum is σ = 1849838100. Its totient is φ = 1849838098.

The previous prime is 1849838093. The next prime is 1849838101. The reversal of 1849838099 is 9908389481.

It is a strong prime.

It is an emirp because it is prime and its reverse (9908389481) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1849838099 - 2²⁴ = 1833060883 is a prime.

Together with 1849838101, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1849838093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 924919049 + 924919050.

It is an arithmetic number, because the mean of its divisors is an integer number (924919050).

Almost surely, 2^1849838099 is an apocalyptic number.

1849838099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1849838099 is an equidigital number, since it uses as much as digits as its factorization.

1849838099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4478976, while the sum is 59.

The square root of 1849838099 is about 43009.7442331386. The cubic root of 1849838099 is about 1227.5652143666.

The spelling of 1849838099 in words is "one billion, eight hundred forty-nine million, eight hundred thirty-eight thousand, ninety-nine".