120601906 has 16 divisors (see below), whose sum is σ = 185088384. Its totient is φ = 58910544.

The previous prime is 120601891. The next prime is 120601909. The reversal of 120601906 is 609106021.

It is not an unprimeable number, because it can be changed into a prime (120601909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82276 + ... + 83728.

It is an arithmetic number, because the mean of its divisors is an integer number (11568024).

Almost surely, 2^120601906 is an apocalyptic number.

120601906 is a deficient number, since it is larger than the sum of its proper divisors (64486478).

120601906 is a wasteful number, since it uses less digits than its factorization.

120601906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2385.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 120601906 is about 10981.8899102113. The cubic root of 120601906 is about 494.0657219951.

Adding to 120601906 its reverse (609106021), we get a palindrome (729707927).

The spelling of 120601906 in words is "one hundred twenty million, six hundred one thousand, nine hundred six".