120078113 has 2 divisors, whose sum is σ = 120078114. Its totient is φ = 120078112.

The previous prime is 120078109. The next prime is 120078131. The reversal of 120078113 is 311870021.

It is a happy number.

Together with next prime (120078131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116812864 + 3265249 = 10808^2 + 1807^2 .

It is an emirp because it is prime and its reverse (311870021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120078113 - 2² = 120078109 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (120078313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60039056 + 60039057.

It is an arithmetic number, because the mean of its divisors is an integer number (60039057).

Almost surely, 2^120078113 is an apocalyptic number.

It is an amenable number.

120078113 is a deficient number, since it is larger than the sum of its proper divisors (1).

120078113 is an equidigital number, since it uses as much as digits as its factorization.

120078113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 120078113 is about 10958.0159244272. The cubic root of 120078113 is about 493.3494156656.

The spelling of 120078113 in words is "one hundred twenty million, seventy-eight thousand, one hundred thirteen".