1728874027 has 2 divisors, whose sum is σ = 1728874028. Its totient is φ = 1728874026.

The previous prime is 1728874003. The next prime is 1728874031. The reversal of 1728874027 is 7204788271.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1728874027 - 2⁷ = 1728873899 is a prime.

It is not a weakly prime, because it can be changed into another prime (1728874057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 864437013 + 864437014.

It is an arithmetic number, because the mean of its divisors is an integer number (864437014).

Almost surely, 2^1728874027 is an apocalyptic number.

1728874027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1728874027 is an equidigital number, since it uses as much as digits as its factorization.

1728874027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 351232, while the sum is 46.

The square root of 1728874027 is about 41579.7309635356. The cubic root of 1728874027 is about 1200.2022869629.

The spelling of 1728874027 in words is "one billion, seven hundred twenty-eight million, eight hundred seventy-four thousand, twenty-seven".