198924127 has 2 divisors, whose sum is σ = 198924128. Its totient is φ = 198924126.

The previous prime is 198924119. The next prime is 198924161. The reversal of 198924127 is 721429891.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 198924127 - 2³ = 198924119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198924527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99462063 + 99462064.

It is an arithmetic number, because the mean of its divisors is an integer number (99462064).

Almost surely, 2^198924127 is an apocalyptic number.

198924127 is a deficient number, since it is larger than the sum of its proper divisors (1).

198924127 is an equidigital number, since it uses as much as digits as its factorization.

198924127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 43.

The square root of 198924127 is about 14104.0464761004. The cubic root of 198924127 is about 583.7530377807.

The spelling of 198924127 in words is "one hundred ninety-eight million, nine hundred twenty-four thousand, one hundred twenty-seven".