998736113 has 2 divisors, whose sum is σ = 998736114. Its totient is φ = 998736112.

The previous prime is 998736059. The next prime is 998736127. The reversal of 998736113 is 311637899.

It is a happy number.

998736113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 954006769 + 44729344 = 30887^2 + 6688^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-998736113 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is equal to p_50786795 and since 998736113 and 50786795 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (998736143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499368056 + 499368057.

It is an arithmetic number, because the mean of its divisors is an integer number (499368057).

Almost surely, 2^998736113 is an apocalyptic number.

It is an amenable number.

998736113 is a deficient number, since it is larger than the sum of its proper divisors (1).

998736113 is an equidigital number, since it uses as much as digits as its factorization.

998736113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 47.

The square root of 998736113 is about 31602.7864752461. The cubic root of 998736113 is about 999.5785267186.

The spelling of 998736113 in words is "nine hundred ninety-eight million, seven hundred thirty-six thousand, one hundred thirteen".