2042643223 has 2 divisors, whose sum is σ = 2042643224. Its totient is φ = 2042643222.

The previous prime is 2042643167. The next prime is 2042643269. The reversal of 2042643223 is 3223462402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2042643223 - 2¹⁷ = 2042512151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2042643191 and 2042643200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2042643023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021321611 + 1021321612.

It is an arithmetic number, because the mean of its divisors is an integer number (1021321612).

Almost surely, 2^2042643223 is an apocalyptic number.

2042643223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042643223 is an equidigital number, since it uses as much as digits as its factorization.

2042643223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 2042643223 is about 45195.6106607710. The cubic root of 2042643223 is about 1268.8126673472.

The spelling of 2042643223 in words is "two billion, forty-two million, six hundred forty-three thousand, two hundred twenty-three".