799135427 has 2 divisors, whose sum is σ = 799135428. Its totient is φ = 799135426.

The previous prime is 799135423. The next prime is 799135433. The reversal of 799135427 is 724531997.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 799135427 - 2² = 799135423 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (799135423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399567713 + 399567714.

It is an arithmetic number, because the mean of its divisors is an integer number (399567714).

Almost surely, 2^799135427 is an apocalyptic number.

799135427 is a deficient number, since it is larger than the sum of its proper divisors (1).

799135427 is an equidigital number, since it uses as much as digits as its factorization.

799135427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 476280, while the sum is 47.

The square root of 799135427 is about 28268.9834801324. The cubic root of 799135427 is about 927.9832301487.

The spelling of 799135427 in words is "seven hundred ninety-nine million, one hundred thirty-five thousand, four hundred twenty-seven".