865083365 has 16 divisors (see below), whose sum is σ = 1081092096. Its totient is φ = 663801600.

The previous prime is 865083341. The next prime is 865083367. The reversal of 865083365 is 563380568.

It is not a de Polignac number, because 865083365 - 2¹⁰ = 865082341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (865083367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7181 + ... + 42210.

It is an arithmetic number, because the mean of its divisors is an integer number (67568256).

Almost surely, 2^865083365 is an apocalyptic number.

It is an amenable number.

865083365 is a deficient number, since it is larger than the sum of its proper divisors (216008731).

865083365 is a wasteful number, since it uses less digits than its factorization.

865083365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49540.

The product of its (nonzero) digits is 518400, while the sum is 44.

The square root of 865083365 is about 29412.2995530781. The cubic root of 865083365 is about 952.8385516560.

The spelling of 865083365 in words is "eight hundred sixty-five million, eighty-three thousand, three hundred sixty-five".