120666898 has 8 divisors (see below), whose sum is σ = 197454960. Its totient is φ = 54848580.

The previous prime is 120666893. The next prime is 120666899. The reversal of 120666898 is 898666021.

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

It is not an unprimeable number, because it can be changed into a prime (120666893) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2742408 + ... + 2742451.

It is an arithmetic number, because the mean of its divisors is an integer number (24681870).

Almost surely, 2^120666898 is an apocalyptic number.

120666898 is a deficient number, since it is larger than the sum of its proper divisors (76788062).

120666898 is a wasteful number, since it uses less digits than its factorization.

120666898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5484872.

The product of its (nonzero) digits is 248832, while the sum is 46.

The square root of 120666898 is about 10984.8485651829. The cubic root of 120666898 is about 494.1544562287.

The spelling of 120666898 in words is "one hundred twenty million, six hundred sixty-six thousand, eight hundred ninety-eight".