120261017 has 2 divisors, whose sum is σ = 120261018. Its totient is φ = 120261016.

The previous prime is 120260963. The next prime is 120261019. The reversal of 120261017 is 710162021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81522841 + 38738176 = 9029^2 + 6224^2 .

It is a cyclic number.

It is not a de Polignac number, because 120261017 - 2¹⁸ = 119998873 is a prime.

Together with 120261019, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120261017.

It is not a weakly prime, because it can be changed into another prime (120261019) 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, 60130508 + 60130509.

It is an arithmetic number, because the mean of its divisors is an integer number (60130509).

Almost surely, 2^120261017 is an apocalyptic number.

It is an amenable number.

120261017 is a deficient number, since it is larger than the sum of its proper divisors (1).

120261017 is an equidigital number, since it uses as much as digits as its factorization.

120261017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 120261017 is about 10966.3584201867. The cubic root of 120261017 is about 493.5997799274.

The spelling of 120261017 in words is "one hundred twenty million, two hundred sixty-one thousand, seventeen".