120305434 has 4 divisors (see below), whose sum is σ = 180458154. Its totient is φ = 60152716.

The previous prime is 120305399. The next prime is 120305441. The reversal of 120305434 is 434503021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 434503021 = 571 ⋅760951.

It can be written as a sum of positive squares in only one way, i.e., 115670025 + 4635409 = 10755^2 + 2153^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30076357 + ... + 30076360.

Almost surely, 2^120305434 is an apocalyptic number.

120305434 is a deficient number, since it is larger than the sum of its proper divisors (60152720).

120305434 is an equidigital number, since it uses as much as digits as its factorization.

120305434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60152719.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 120305434 is about 10968.3833813375. The cubic root of 120305434 is about 493.6605408827.

Adding to 120305434 its reverse (434503021), we get a palindrome (554808455).

The spelling of 120305434 in words is "one hundred twenty million, three hundred five thousand, four hundred thirty-four".