120342135 has 8 divisors (see below), whose sum is σ = 192547440. Its totient is φ = 64182464.

The previous prime is 120342121. The next prime is 120342139. The reversal of 120342135 is 531243021.

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

It is a cyclic number.

It is not a de Polignac number, because 120342135 - 2⁴ = 120342119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120342139) 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, 4011390 + ... + 4011419.

It is an arithmetic number, because the mean of its divisors is an integer number (24068430).

Almost surely, 2^120342135 is an apocalyptic number.

120342135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120342135 is a deficient number, since it is larger than the sum of its proper divisors (72205305).

120342135 is an equidigital number, since it uses as much as digits as its factorization.

120342135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8022817.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 120342135 is about 10970.0562897371. The cubic root of 120342135 is about 493.7107353277.

Adding to 120342135 its reverse (531243021), we get a palindrome (651585156).

The spelling of 120342135 in words is "one hundred twenty million, three hundred forty-two thousand, one hundred thirty-five".