859941041 has 2 divisors, whose sum is σ = 859941042. Its totient is φ = 859941040.

The previous prime is 859941037. The next prime is 859941067. The reversal of 859941041 is 140149958.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 575040400 + 284900641 = 23980^2 + 16879^2 .

It is a cyclic number.

It is not a de Polignac number, because 859941041 - 2² = 859941037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 859941041.

It is not a weakly prime, because it can be changed into another prime (859941001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429970520 + 429970521.

It is an arithmetic number, because the mean of its divisors is an integer number (429970521).

Almost surely, 2^859941041 is an apocalyptic number.

It is an amenable number.

859941041 is a deficient number, since it is larger than the sum of its proper divisors (1).

859941041 is an equidigital number, since it uses as much as digits as its factorization.

859941041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 859941041 is about 29324.7513373942. The cubic root of 859941041 is about 950.9468089664.

The spelling of 859941041 in words is "eight hundred fifty-nine million, nine hundred forty-one thousand, forty-one".