2013123143 has 2 divisors, whose sum is σ = 2013123144. Its totient is φ = 2013123142.

The previous prime is 2013123113. The next prime is 2013123157. The reversal of 2013123143 is 3413213102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2013123143 - 2¹⁴ = 2013106759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2013123113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006561571 + 1006561572.

It is an arithmetic number, because the mean of its divisors is an integer number (1006561572).

Almost surely, 2^2013123143 is an apocalyptic number.

2013123143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013123143 is an equidigital number, since it uses as much as digits as its factorization.

2013123143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2013123143 is about 44867.8408551158. The cubic root of 2013123143 is about 1262.6707319082.

Adding to 2013123143 its reverse (3413213102), we get a palindrome (5426336245).

The spelling of 2013123143 in words is "two billion, thirteen million, one hundred twenty-three thousand, one hundred forty-three".