118198608247 has 2 divisors, whose sum is σ = 118198608248. Its totient is φ = 118198608246.

The previous prime is 118198608191. The next prime is 118198608293. The reversal of 118198608247 is 742806891811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118198608247 - 2¹¹ = 118198606199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118198608347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59099304123 + 59099304124.

It is an arithmetic number, because the mean of its divisors is an integer number (59099304124).

Almost surely, 2^118198608247 is an apocalyptic number.

118198608247 is a deficient number, since it is larger than the sum of its proper divisors (1).

118198608247 is an equidigital number, since it uses as much as digits as its factorization.

118198608247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1548288, while the sum is 55.

The spelling of 118198608247 in words is "one hundred eighteen billion, one hundred ninety-eight million, six hundred eight thousand, two hundred forty-seven".