120342134 has 16 divisors (see below), whose sum is σ = 201728016. Its totient is φ = 53366400.

The previous prime is 120342121. The next prime is 120342139. The reversal of 120342134 is 431243021.

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, 65807 + ... + 67610.

It is an arithmetic number, because the mean of its divisors is an integer number (12608001).

Almost surely, 2^120342134 is an apocalyptic number.

120342134 is a deficient number, since it is larger than the sum of its proper divisors (81385882).

120342134 is a wasteful number, since it uses less digits than its factorization.

120342134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133471.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 120342134 is about 10970.0562441585. The cubic root of 120342134 is about 493.7107339601.

Adding to 120342134 its reverse (431243021), we get a palindrome (551585155).

The spelling of 120342134 in words is "one hundred twenty million, three hundred forty-two thousand, one hundred thirty-four".