835138699 has 2 divisors, whose sum is σ = 835138700. Its totient is φ = 835138698.

The previous prime is 835138697. The next prime is 835138747. The reversal of 835138699 is 996831538.

835138699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 835138699 - 2¹ = 835138697 is a prime.

Together with 835138697, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (835138693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417569349 + 417569350.

It is an arithmetic number, because the mean of its divisors is an integer number (417569350).

Almost surely, 2^835138699 is an apocalyptic number.

835138699 is a deficient number, since it is larger than the sum of its proper divisors (1).

835138699 is an equidigital number, since it uses as much as digits as its factorization.

835138699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 52.

The square root of 835138699 is about 28898.7663923566. The cubic root of 835138699 is about 941.7151043801.

The spelling of 835138699 in words is "eight hundred thirty-five million, one hundred thirty-eight thousand, six hundred ninety-nine".