3145339539 has 32 divisors (see below), whose sum is σ = 4929039360. Its totient is φ = 1978219584.

The previous prime is 3145339459. The next prime is 3145339543. The reversal of 3145339539 is 9359335413.

3145339539 is a `hidden beast` number, since 31 + 4 + 53 + 39 + 539 = 666.

It is not a de Polignac number, because 3145339539 - 2⁷ = 3145339411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3145339494 and 3145339503.

It is not an unprimeable number, because it can be changed into a prime (3145339039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10642 + ... + 80024.

It is an arithmetic number, because the mean of its divisors is an integer number (154032480).

Almost surely, 2^3145339539 is an apocalyptic number.

3145339539 is a deficient number, since it is larger than the sum of its proper divisors (1783699821).

3145339539 is a wasteful number, since it uses less digits than its factorization.

3145339539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69488 (or 69482 counting only the distinct ones).

The product of its digits is 656100, while the sum is 45.

The square root of 3145339539 is about 56083.3267469040. The cubic root of 3145339539 is about 1465.1739148291.

The spelling of 3145339539 in words is "three billion, one hundred forty-five million, three hundred thirty-nine thousand, five hundred thirty-nine".