120342259 has 2 divisors, whose sum is σ = 120342260. Its totient is φ = 120342258.

The previous prime is 120342253. The next prime is 120342263. The reversal of 120342259 is 952243021.

It is a strong prime.

It is an emirp because it is prime and its reverse (952243021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120342259 - 2¹¹ = 120340211 is a prime.

It is equal to p_6860071 and since 120342259 and 6860071 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 (120342253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60171129 + 60171130.

It is an arithmetic number, because the mean of its divisors is an integer number (60171130).

Almost surely, 2^120342259 is an apocalyptic number.

120342259 is a deficient number, since it is larger than the sum of its proper divisors (1).

120342259 is an equidigital number, since it uses as much as digits as its factorization.

120342259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 120342259 is about 10970.0619414842. The cubic root of 120342259 is about 493.7109049000.

The spelling of 120342259 in words is "one hundred twenty million, three hundred forty-two thousand, two hundred fifty-nine".