3085135839 has 12 divisors (see below), whose sum is σ = 4456804456. Its totient is φ = 2056527792.

The previous prime is 3085135763. The next prime is 3085135847. The reversal of 3085135839 is 9385315803.

It is not a de Polignac number, because 3085135839 - 2²³ = 3076747231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3085135794 and 3085135803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3085135139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117177 + ... + 141069.

Almost surely, 2^3085135839 is an apocalyptic number.

3085135839 is a deficient number, since it is larger than the sum of its proper divisors (1371668617).

3085135839 is a wasteful number, since it uses less digits than its factorization.

3085135839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38246 (or 38243 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The square root of 3085135839 is about 55543.9991268184. Note that the first 3 decimals coincide. The cubic root of 3085135839 is about 1455.7655248187.

The spelling of 3085135839 in words is "three billion, eighty-five million, one hundred thirty-five thousand, eight hundred thirty-nine".