120166434 has 12 divisors (see below), whose sum is σ = 260360646. Its totient is φ = 40055472.

The previous prime is 120166411. The next prime is 120166439. The reversal of 120166434 is 434661021.

120166434 is a `hidden beast` number, since 1 + 2 + 0 + 16 + 643 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 94187025 + 25979409 = 9705^2 + 5097^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120166398 and 120166407.

It is not an unprimeable number, because it can be changed into a prime (120166439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3337939 + ... + 3337974.

Almost surely, 2^120166434 is an apocalyptic number.

120166434 is an abundant number, since it is smaller than the sum of its proper divisors (140194212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120166434 is a wasteful number, since it uses less digits than its factorization.

120166434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6675921 (or 6675918 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 120166434 is about 10962.0451559004. The cubic root of 120166434 is about 493.4703437123.

The spelling of 120166434 in words is "one hundred twenty million, one hundred sixty-six thousand, four hundred thirty-four".