2013112312709 has 2 divisors, whose sum is σ = 2013112312710. Its totient is φ = 2013112312708.

The previous prime is 2013112312703. The next prime is 2013112312721. The reversal of 2013112312709 is 9072132113102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1176476469025 + 836635843684 = 1084655^2 + 914678^2 .

It is a cyclic number.

It is not a de Polignac number, because 2013112312709 - 2⁴⁰ = 913600684933 is a prime.

It is a super-3 number, since 3×2013112312709³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2013112312703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006556156354 + 1006556156355.

It is an arithmetic number, because the mean of its divisors is an integer number (1006556156355).

Almost surely, 2^{2013112312709} is an apocalyptic number.

It is an amenable number.

2013112312709 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013112312709 is an equidigital number, since it uses as much as digits as its factorization.

2013112312709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 32.

The spelling of 2013112312709 in words is "two trillion, thirteen billion, one hundred twelve million, three hundred twelve thousand, seven hundred nine".