120091942 has 8 divisors (see below), whose sum is σ = 180629856. Its totient is φ = 59881992.

The previous prime is 120091931. The next prime is 120091997. The reversal of 120091942 is 249190021.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 120091942.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 81073 + ... + 82540.

It is an arithmetic number, because the mean of its divisors is an integer number (22578732).

Almost surely, 2^120091942 is an apocalyptic number.

120091942 is a deficient number, since it is larger than the sum of its proper divisors (60537914).

120091942 is a wasteful number, since it uses less digits than its factorization.

120091942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163982.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 120091942 is about 10958.6469055262. The cubic root of 120091942 is about 493.3683540799.

The spelling of 120091942 in words is "one hundred twenty million, ninety-one thousand, nine hundred forty-two".