120342254 has 4 divisors (see below), whose sum is σ = 180513384. Its totient is φ = 60171126.

The previous prime is 120342253. The next prime is 120342259. The reversal of 120342254 is 452243021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120342253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30085562 + ... + 30085565.

It is an arithmetic number, because the mean of its divisors is an integer number (45128346).

Almost surely, 2^120342254 is an apocalyptic number.

120342254 is a deficient number, since it is larger than the sum of its proper divisors (60171130).

120342254 is an equidigital number, since it uses as much as digits as its factorization.

120342254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60171129.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 120342254 is about 10970.0617135912. The cubic root of 120342254 is about 493.7108980625.

Adding to 120342254 its reverse (452243021), we get a palindrome (572585275).

The spelling of 120342254 in words is "one hundred twenty million, three hundred forty-two thousand, two hundred fifty-four".