120735986 has 16 divisors (see below), whose sum is σ = 207339264. Its totient is φ = 51653184.

The previous prime is 120735977. The next prime is 120736061. The reversal of 120735986 is 689537021.

It is an unprimeable number.

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, 1031 + ... + 15573.

It is an arithmetic number, because the mean of its divisors is an integer number (12958704).

Almost surely, 2^120735986 is an apocalyptic number.

120735986 is a deficient number, since it is larger than the sum of its proper divisors (86603278).

120735986 is a wasteful number, since it uses less digits than its factorization.

120735986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15145.

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 120735986 is about 10987.9928103362. The cubic root of 120735986 is about 494.2487478420.

The spelling of 120735986 in words is "one hundred twenty million, seven hundred thirty-five thousand, nine hundred eighty-six".