2013105539 has 2 divisors, whose sum is σ = 2013105540. Its totient is φ = 2013105538.

The previous prime is 2013105503. The next prime is 2013105593. The reversal of 2013105539 is 9355013102.

Together with next prime (2013105593) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2013105539 is a prime.

It is a super-2 number, since 2×2013105539² = 8105187822304961042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2013105599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006552769 + 1006552770.

It is an arithmetic number, because the mean of its divisors is an integer number (1006552770).

Almost surely, 2^2013105539 is an apocalyptic number.

2013105539 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013105539 is an equidigital number, since it uses as much as digits as its factorization.

2013105539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 2013105539 is about 44867.6446785431. The cubic root of 2013105539 is about 1262.6670513716.

The spelling of 2013105539 in words is "two billion, thirteen million, one hundred five thousand, five hundred thirty-nine".