120404343 has 16 divisors (see below), whose sum is σ = 165799040. Its totient is φ = 77674464.

The previous prime is 120404329. The next prime is 120404357. The reversal of 120404343 is 343404021.

It is an interprime number because it is at equal distance from previous prime (120404329) and next prime (120404357).

It is not a de Polignac number, because 120404343 - 2⁹ = 120403831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120404303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9780 + ... + 18342.

It is an arithmetic number, because the mean of its divisors is an integer number (10362440).

Almost surely, 2^120404343 is an apocalyptic number.

120404343 is a deficient number, since it is larger than the sum of its proper divisors (45394697).

120404343 is a wasteful number, since it uses less digits than its factorization.

120404343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8718.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 120404343 is about 10972.8912780543. The cubic root of 120404343 is about 493.7957913414.

Adding to 120404343 its reverse (343404021), we get a palindrome (463808364).

The spelling of 120404343 in words is "one hundred twenty million, four hundred four thousand, three hundred forty-three".