118798249 has 2 divisors, whose sum is σ = 118798250. Its totient is φ = 118798248.

The previous prime is 118798247. The next prime is 118798259. The reversal of 118798249 is 942897811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83905600 + 34892649 = 9160^2 + 5907^2 .

It is a cyclic number.

It is not a de Polignac number, because 118798249 - 2¹ = 118798247 is a prime.

It is a super-2 number, since 2×118798249² = 28226047930932002, which contains 22 as substring.

Together with 118798247, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (118798247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59399124 + 59399125.

It is an arithmetic number, because the mean of its divisors is an integer number (59399125).

Almost surely, 2^118798249 is an apocalyptic number.

It is an amenable number.

118798249 is a deficient number, since it is larger than the sum of its proper divisors (1).

118798249 is an equidigital number, since it uses as much as digits as its factorization.

118798249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 49.

The square root of 118798249 is about 10899.4609499736. The cubic root of 118798249 is about 491.5903471439.

The spelling of 118798249 in words is "one hundred eighteen million, seven hundred ninety-eight thousand, two hundred forty-nine".