794682139 has 2 divisors, whose sum is σ = 794682140. Its totient is φ = 794682138.

The previous prime is 794682137. The next prime is 794682191. The reversal of 794682139 is 931286497.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 794682139 - 2¹ = 794682137 is a prime.

Together with 794682137, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 794682092 and 794682101.

It is not a weakly prime, because it can be changed into another prime (794682137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 397341069 + 397341070.

It is an arithmetic number, because the mean of its divisors is an integer number (397341070).

Almost surely, 2^794682139 is an apocalyptic number.

794682139 is a deficient number, since it is larger than the sum of its proper divisors (1).

794682139 is an equidigital number, since it uses as much as digits as its factorization.

794682139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 49.

The square root of 794682139 is about 28190.1071122477. The cubic root of 794682139 is about 926.2562484045.

The spelling of 794682139 in words is "seven hundred ninety-four million, six hundred eighty-two thousand, one hundred thirty-nine".