3109559013 has 24 divisors (see below), whose sum is σ = 4948441056. Its totient is φ = 1865916000.

The previous prime is 3109559009. The next prime is 3109559021.

3109559013 is nontrivially palindromic in base 10.

3109559013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3109559013 - 2² = 3109559009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3109559093) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145495 + ... + 165492.

It is an arithmetic number, because the mean of its divisors is an integer number (206185044).

Almost surely, 2^3109559013 is an apocalyptic number.

3109559013 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3109559013 is a deficient number, since it is larger than the sum of its proper divisors (1838882043).

3109559013 is a wasteful number, since it uses less digits than its factorization.

3109559013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311105 (or 311102 counting only the distinct ones).

The product of its (nonzero) digits is 18225, while the sum is 36.

The square root of 3109559013 is about 55763.4200260350. The cubic root of 3109559013 is about 1459.5969070786.

The spelling of 3109559013 in words is "three billion, one hundred nine million, five hundred fifty-nine thousand, thirteen".