3109039505 has 16 divisors (see below), whose sum is σ = 4383094464. Its totient is φ = 2087186880.

The previous prime is 3109039499. The next prime is 3109039517. The reversal of 3109039505 is 5059309013.

It is not a de Polignac number, because 3109039505 - 2⁴ = 3109039489 is a prime.

It is a super-2 number, since 2×3109039505² = 19332253287301290050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2173439 + ... + 2174868.

It is an arithmetic number, because the mean of its divisors is an integer number (273943404).

Almost surely, 2^3109039505 is an apocalyptic number.

It is an amenable number.

3109039505 is a deficient number, since it is larger than the sum of its proper divisors (1274054959).

3109039505 is a wasteful number, since it uses less digits than its factorization.

3109039505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4348336.

The product of its (nonzero) digits is 18225, while the sum is 35.

The square root of 3109039505 is about 55758.7616881867. The cubic root of 3109039505 is about 1459.5156185423.

The spelling of 3109039505 in words is "three billion, one hundred nine million, thirty-nine thousand, five hundred five".