865420883 has 2 divisors, whose sum is σ = 865420884. Its totient is φ = 865420882.

The previous prime is 865420877. The next prime is 865420889. The reversal of 865420883 is 388024568.

865420883 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (865420877) and next prime (865420889).

It is a cyclic number.

It is not a de Polignac number, because 865420883 - 2¹⁰ = 865419859 is a prime.

It is not a weakly prime, because it can be changed into another prime (865420889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432710441 + 432710442.

It is an arithmetic number, because the mean of its divisors is an integer number (432710442).

Almost surely, 2^865420883 is an apocalyptic number.

865420883 is a deficient number, since it is larger than the sum of its proper divisors (1).

865420883 is an equidigital number, since it uses as much as digits as its factorization.

865420883 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 368640, while the sum is 44.

The square root of 865420883 is about 29418.0366951977. The cubic root of 865420883 is about 952.9624542992.

The spelling of 865420883 in words is "eight hundred sixty-five million, four hundred twenty thousand, eight hundred eighty-three".