120559994 has 4 divisors (see below), whose sum is σ = 180839994. Its totient is φ = 60279996.

The previous prime is 120559991. The next prime is 120560021. The reversal of 120559994 is 499955021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 499955021 = 4799 ⋅104179.

It can be written as a sum of positive squares in only one way, i.e., 112635769 + 7924225 = 10613^2 + 2815^2 .

It is not an unprimeable number, because it can be changed into a prime (120559991) 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 as a sum of consecutive naturals, namely, 30139997 + ... + 30140000.

Almost surely, 2^120559994 is an apocalyptic number.

120559994 is a deficient number, since it is larger than the sum of its proper divisors (60280000).

120559994 is an equidigital number, since it uses as much as digits as its factorization.

120559994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60279999.

The product of its (nonzero) digits is 145800, while the sum is 44.

The square root of 120559994 is about 10979.9815118241. The cubic root of 120559994 is about 494.0084822094.

The spelling of 120559994 in words is "one hundred twenty million, five hundred fifty-nine thousand, nine hundred ninety-four".