120346140 has 24 divisors (see below), whose sum is σ = 336969360. Its totient is φ = 32092288.

The previous prime is 120346103. The next prime is 120346147. The reversal of 120346140 is 41643021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120346147) 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 7 ways as a sum of consecutive naturals, for example, 1002825 + ... + 1002944.

It is an arithmetic number, because the mean of its divisors is an integer number (14040390).

Almost surely, 2^120346140 is an apocalyptic number.

120346140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120346140 is an abundant number, since it is smaller than the sum of its proper divisors (216623220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120346140 is a wasteful number, since it uses less digits than its factorization.

120346140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005781 (or 2005779 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 120346140 is about 10970.2388305816. The cubic root of 120346140 is about 493.7162121835.

Adding to 120346140 its reverse (41643021), we get a palindrome (161989161).

The spelling of 120346140 in words is "one hundred twenty million, three hundred forty-six thousand, one hundred forty".