2023405555243 has 2 divisors, whose sum is σ = 2023405555244. Its totient is φ = 2023405555242.

The previous prime is 2023405555217. The next prime is 2023405555267. The reversal of 2023405555243 is 3425555043202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2023405555243 - 2³³ = 2014815620651 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2023405555196 and 2023405555205.

It is not a weakly prime, because it can be changed into another prime (2023405505243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011702777621 + 1011702777622.

It is an arithmetic number, because the mean of its divisors is an integer number (1011702777622).

Almost surely, 2^{2023405555243} is an apocalyptic number.

2023405555243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023405555243 is an equidigital number, since it uses as much as digits as its factorization.

2023405555243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720000, while the sum is 40.

The spelling of 2023405555243 in words is "two trillion, twenty-three billion, four hundred five million, five hundred fifty-five thousand, two hundred forty-three".