120680566 has 4 divisors (see below), whose sum is σ = 181020852. Its totient is φ = 60340282.

The previous prime is 120680561. The next prime is 120680579. The reversal of 120680566 is 665086021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 665086021 = 113 ⋅5885717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120680561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30170140 + ... + 30170143.

It is an arithmetic number, because the mean of its divisors is an integer number (45255213).

Almost surely, 2^120680566 is an apocalyptic number.

120680566 is a deficient number, since it is larger than the sum of its proper divisors (60340286).

120680566 is an equidigital number, since it uses as much as digits as its factorization.

120680566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60340285.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 120680566 is about 10985.4706772172. The cubic root of 120680566 is about 494.1731132319.

The spelling of 120680566 in words is "one hundred twenty million, six hundred eighty thousand, five hundred sixty-six".