120825866 has 32 divisors (see below), whose sum is σ = 213840000. Its totient is φ = 51174816.

The previous prime is 120825833. The next prime is 120825871. The reversal of 120825866 is 668528021.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60065 + ... + 62043.

It is an arithmetic number, because the mean of its divisors is an integer number (6682500).

Almost surely, 2^120825866 is an apocalyptic number.

120825866 is a deficient number, since it is larger than the sum of its proper divisors (93014134).

120825866 is an equidigital number, since it uses as much as digits as its factorization.

120825866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091 (or 2077 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 120825866 is about 10992.0819683989. The cubic root of 120825866 is about 494.3713626485.

The spelling of 120825866 in words is "one hundred twenty million, eight hundred twenty-five thousand, eight hundred sixty-six".