120765159 has 12 divisors (see below), whose sum is σ = 183619800. Its totient is φ = 76272624.

The previous prime is 120765149. The next prime is 120765179. The reversal of 120765159 is 951567021.

It is not a de Polignac number, because 120765159 - 2⁴ = 120765143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120765149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 352944 + ... + 353285.

It is an arithmetic number, because the mean of its divisors is an integer number (15301650).

Almost surely, 2^120765159 is an apocalyptic number.

120765159 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

120765159 is a deficient number, since it is larger than the sum of its proper divisors (62854641).

120765159 is a wasteful number, since it uses less digits than its factorization.

120765159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706254 (or 706251 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 36.

The square root of 120765159 is about 10989.3202246545. The cubic root of 120765159 is about 494.2885524826.

It can be divided in two parts, 1207 and 65159, that added together give a palindrome (66366).

The spelling of 120765159 in words is "one hundred twenty million, seven hundred sixty-five thousand, one hundred fifty-nine".