120436666 has 16 divisors (see below), whose sum is σ = 207377856. Its totient is φ = 51386976.

The previous prime is 120436663. The next prime is 120436697. The reversal of 120436666 is 666634021.

It is not an unprimeable number, because it can be changed into a prime (120436663) 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, 15771 + ... + 22126.

It is an arithmetic number, because the mean of its divisors is an integer number (12961116).

Almost surely, 2^120436666 is an apocalyptic number.

120436666 is a deficient number, since it is larger than the sum of its proper divisors (86941190).

120436666 is a wasteful number, since it uses less digits than its factorization.

120436666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38133.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 120436666 is about 10974.3640362437. The cubic root of 120436666 is about 493.8399745021.

The spelling of 120436666 in words is "one hundred twenty million, four hundred thirty-six thousand, six hundred sixty-six".