2043817023613 has 2 divisors, whose sum is σ = 2043817023614. Its totient is φ = 2043817023612.

The previous prime is 2043817023571. The next prime is 2043817023637. The reversal of 2043817023613 is 3163207183402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1329254502489 + 714562521124 = 1152933^2 + 845318^2 .

It is a cyclic number.

It is not a de Polignac number, because 2043817023613 - 2²⁹ = 2043280152701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2043817023643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021908511806 + 1021908511807.

It is an arithmetic number, because the mean of its divisors is an integer number (1021908511807).

Almost surely, 2^{2043817023613} is an apocalyptic number.

It is an amenable number.

2043817023613 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043817023613 is an equidigital number, since it uses as much as digits as its factorization.

2043817023613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 2043817023613 in words is "two trillion, forty-three billion, eight hundred seventeen million, twenty-three thousand, six hundred thirteen".