198023027 has 2 divisors, whose sum is σ = 198023028. Its totient is φ = 198023026.

The previous prime is 198023003. The next prime is 198023039. The reversal of 198023027 is 720320891.

It is a strong prime.

It is an emirp because it is prime and its reverse (720320891) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 198023027 - 2⁶ = 198022963 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 198022984 and 198023002.

It is not a weakly prime, because it can be changed into another prime (198023627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99011513 + 99011514.

It is an arithmetic number, because the mean of its divisors is an integer number (99011514).

Almost surely, 2^198023027 is an apocalyptic number.

198023027 is a deficient number, since it is larger than the sum of its proper divisors (1).

198023027 is an equidigital number, since it uses as much as digits as its factorization.

198023027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 198023027 is about 14072.0654844980. The cubic root of 198023027 is about 582.8702621181.

The spelling of 198023027 in words is "one hundred ninety-eight million, twenty-three thousand, twenty-seven".