13043713761 has 12 divisors (see below), whose sum is σ = 20290221588. Its totient is φ = 8026900704.

The previous prime is 13043713751. The next prime is 13043713789. The reversal of 13043713761 is 16731734031.

13043713761 is a `hidden beast` number, since 1 + 30 + 437 + 137 + 61 = 666.

13043713761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2252451600 + 10791262161 = 47460^2 + 103881^2 .

It is not a de Polignac number, because 13043713761 - 2¹⁴ = 13043697377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13043713721) 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 11 ways as a sum of consecutive naturals, for example, 55742250 + ... + 55742483.

It is an arithmetic number, because the mean of its divisors is an integer number (1690851799).

Almost surely, 2^13043713761 is an apocalyptic number.

It is an amenable number.

13043713761 is a deficient number, since it is larger than the sum of its proper divisors (7246507827).

13043713761 is a wasteful number, since it uses less digits than its factorization.

13043713761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111484752 (or 111484749 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The spelling of 13043713761 in words is "thirteen billion, forty-three million, seven hundred thirteen thousand, seven hundred sixty-one".