2018671043 has 2 divisors, whose sum is σ = 2018671044. Its totient is φ = 2018671042.

The previous prime is 2018671027. The next prime is 2018671217. The reversal of 2018671043 is 3401768102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2018671043 - 2⁴ = 2018671027 is a prime.

It is not a weakly prime, because it can be changed into another prime (2018671243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1009335521 + 1009335522.

It is an arithmetic number, because the mean of its divisors is an integer number (1009335522).

Almost surely, 2^2018671043 is an apocalyptic number.

2018671043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2018671043 is an equidigital number, since it uses as much as digits as its factorization.

2018671043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 2018671043 is about 44929.6232234369. The cubic root of 2018671043 is about 1263.8295856202.

The spelling of 2018671043 in words is "two billion, eighteen million, six hundred seventy-one thousand, forty-three".