120840086 has 8 divisors (see below), whose sum is σ = 181654704. Its totient is φ = 60288520.

The previous prime is 120840047. The next prime is 120840103. The reversal of 120840086 is 680048021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64610 + ... + 66453.

It is an arithmetic number, because the mean of its divisors is an integer number (22706838).

Almost surely, 2^120840086 is an apocalyptic number.

120840086 is a deficient number, since it is larger than the sum of its proper divisors (60814618).

120840086 is a wasteful number, since it uses less digits than its factorization.

120840086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131526.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 120840086 is about 10992.7287786063. The cubic root of 120840086 is about 494.3907560815.

The spelling of 120840086 in words is "one hundred twenty million, eight hundred forty thousand, eighty-six".