120550555 has 8 divisors (see below), whose sum is σ = 144744912. Its totient is φ = 96384288.

The previous prime is 120550541. The next prime is 120550583. The reversal of 120550555 is 555055021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120550555 - 2¹³ = 120542363 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3997 + ... + 16033.

It is an arithmetic number, because the mean of its divisors is an integer number (18093114).

Almost surely, 2^120550555 is an apocalyptic number.

120550555 is a deficient number, since it is larger than the sum of its proper divisors (24194357).

120550555 is a wasteful number, since it uses less digits than its factorization.

120550555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14045.

The product of its (nonzero) digits is 6250, while the sum is 28.

The square root of 120550555 is about 10979.5516757288. The cubic root of 120550555 is about 493.9955894092.

The spelling of 120550555 in words is "one hundred twenty million, five hundred fifty thousand, five hundred fifty-five".