198160423 has 2 divisors, whose sum is σ = 198160424. Its totient is φ = 198160422.

The previous prime is 198160379. The next prime is 198160441. The reversal of 198160423 is 324061891.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198160423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198160223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99080211 + 99080212.

It is an arithmetic number, because the mean of its divisors is an integer number (99080212).

Almost surely, 2^198160423 is an apocalyptic number.

198160423 is a deficient number, since it is larger than the sum of its proper divisors (1).

198160423 is an equidigital number, since it uses as much as digits as its factorization.

198160423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 198160423 is about 14076.9465083874. The cubic root of 198160423 is about 583.0050368950.

The spelling of 198160423 in words is "one hundred ninety-eight million, one hundred sixty thousand, four hundred twenty-three".