2660113543 has 2 divisors, whose sum is σ = 2660113544. Its totient is φ = 2660113542.

The previous prime is 2660113481. The next prime is 2660113549. The reversal of 2660113543 is 3453110662.

2660113543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2660113543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2660113549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1330056771 + 1330056772.

It is an arithmetic number, because the mean of its divisors is an integer number (1330056772).

Almost surely, 2^2660113543 is an apocalyptic number.

2660113543 is a deficient number, since it is larger than the sum of its proper divisors (1).

2660113543 is an equidigital number, since it uses as much as digits as its factorization.

2660113543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 2660113543 is about 51576.2885733357. The cubic root of 2660113543 is about 1385.5856964063.

The spelling of 2660113543 in words is "two billion, six hundred sixty million, one hundred thirteen thousand, five hundred forty-three".