835081133 has 2 divisors, whose sum is σ = 835081134. Its totient is φ = 835081132.

The previous prime is 835081097. The next prime is 835081213. The reversal of 835081133 is 331180538.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 711715684 + 123365449 = 26678^2 + 11107^2 .

It is a cyclic number.

It is not a de Polignac number, because 835081133 - 2⁸ = 835080877 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 835081133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (835081733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417540566 + 417540567.

It is an arithmetic number, because the mean of its divisors is an integer number (417540567).

Almost surely, 2^835081133 is an apocalyptic number.

It is an amenable number.

835081133 is a deficient number, since it is larger than the sum of its proper divisors (1).

835081133 is an equidigital number, since it uses as much as digits as its factorization.

835081133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 835081133 is about 28897.7703811211. The cubic root of 835081133 is about 941.6934664504.

The spelling of 835081133 in words is "eight hundred thirty-five million, eighty-one thousand, one hundred thirty-three".