68498113 has 2 divisors, whose sum is σ = 68498114. Its totient is φ = 68498112.

The previous prime is 68498081. The next prime is 68498141. The reversal of 68498113 is 31189486.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50452609 + 18045504 = 7103^2 + 4248^2 .

It is a cyclic number.

It is not a de Polignac number, because 68498113 - 2⁵ = 68498081 is a prime.

It is not a weakly prime, because it can be changed into another prime (68498713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34249056 + 34249057.

It is an arithmetic number, because the mean of its divisors is an integer number (34249057).

Almost surely, 2^68498113 is an apocalyptic number.

It is an amenable number.

68498113 is a deficient number, since it is larger than the sum of its proper divisors (1).

68498113 is an equidigital number, since it uses as much as digits as its factorization.

68498113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 40.

The square root of 68498113 is about 8276.3586799993. The cubic root of 68498113 is about 409.1597166761.

The spelling of 68498113 in words is "sixty-eight million, four hundred ninety-eight thousand, one hundred thirteen".