120455755 has 16 divisors (see below), whose sum is σ = 165631680. Its totient is φ = 82380672.

The previous prime is 120455747. The next prime is 120455759. The reversal of 120455755 is 557554021.

It is a cyclic number.

It is not a de Polignac number, because 120455755 - 2³ = 120455747 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120455755.

It is not an unprimeable number, because it can be changed into a prime (120455759) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9561 + ... + 18229.

It is an arithmetic number, because the mean of its divisors is an integer number (10351980).

Almost surely, 2^120455755 is an apocalyptic number.

120455755 is a deficient number, since it is larger than the sum of its proper divisors (45175925).

120455755 is an equidigital number, since it uses as much as digits as its factorization.

120455755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9078.

The product of its (nonzero) digits is 35000, while the sum is 34.

The square root of 120455755 is about 10975.2337104956. The cubic root of 120455755 is about 493.8660640466.

The spelling of 120455755 in words is "one hundred twenty million, four hundred fifty-five thousand, seven hundred fifty-five".