120439366 has 16 divisors (see below), whose sum is σ = 195309360. Its totient is φ = 55507680.

The previous prime is 120439357. The next prime is 120439367. The reversal of 120439366 is 663934021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120439367) 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 in 7 ways as a sum of consecutive naturals, for example, 41425 + ... + 44236.

It is an arithmetic number, because the mean of its divisors is an integer number (12206835).

Almost surely, 2^120439366 is an apocalyptic number.

120439366 is a deficient number, since it is larger than the sum of its proper divisors (74869994).

120439366 is a wasteful number, since it uses less digits than its factorization.

120439366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85719.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 120439366 is about 10974.4870495163. The cubic root of 120439366 is about 493.8436648455.

The spelling of 120439366 in words is "one hundred twenty million, four hundred thirty-nine thousand, three hundred sixty-six".