198060539 has 2 divisors, whose sum is σ = 198060540. Its totient is φ = 198060538.

The previous prime is 198060487. The next prime is 198060547. The reversal of 198060539 is 935060891.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 198060539 - 2⁸ = 198060283 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 198060496 and 198060505.

It is not a weakly prime, because it can be changed into another prime (198060439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99030269 + 99030270.

It is an arithmetic number, because the mean of its divisors is an integer number (99030270).

Almost surely, 2^198060539 is an apocalyptic number.

198060539 is a deficient number, since it is larger than the sum of its proper divisors (1).

198060539 is an equidigital number, since it uses as much as digits as its factorization.

198060539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 198060539 is about 14073.3982747594. The cubic root of 198060539 is about 582.9070646542.

The spelling of 198060539 in words is "one hundred ninety-eight million, sixty thousand, five hundred thirty-nine".