120351982 has 16 divisors (see below), whose sum is σ = 186988032. Its totient is φ = 58035960.

The previous prime is 120351953. The next prime is 120351989. The reversal of 120351982 is 289153021.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120351989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15873 + ... + 22195.

It is an arithmetic number, because the mean of its divisors is an integer number (11686752).

Almost surely, 2^120351982 is an apocalyptic number.

120351982 is a deficient number, since it is larger than the sum of its proper divisors (66636050).

120351982 is a wasteful number, since it uses less digits than its factorization.

120351982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6663.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 120351982 is about 10970.5050932033. The cubic root of 120351982 is about 493.7242009273.

The spelling of 120351982 in words is "one hundred twenty million, three hundred fifty-one thousand, nine hundred eighty-two".