859800133 has 2 divisors, whose sum is σ = 859800134. Its totient is φ = 859800132.

The previous prime is 859800121. The next prime is 859800157. The reversal of 859800133 is 331008958.

859800133 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 can be written as a sum of positive squares in only one way, i.e., 859779684 + 20449 = 29322^2 + 143^2 .

It is a cyclic number.

It is not a de Polignac number, because 859800133 - 2¹³ = 859791941 is a prime.

It is equal to p_44058169 and since 859800133 and 44058169 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 859800092 and 859800101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (859800233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429900066 + 429900067.

It is an arithmetic number, because the mean of its divisors is an integer number (429900067).

Almost surely, 2^859800133 is an apocalyptic number.

It is an amenable number.

859800133 is a deficient number, since it is larger than the sum of its proper divisors (1).

859800133 is an equidigital number, since it uses as much as digits as its factorization.

859800133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 859800133 is about 29322.3486951506. The cubic root of 859800133 is about 950.8948661293.

The spelling of 859800133 in words is "eight hundred fifty-nine million, eight hundred thousand, one hundred thirty-three".