1120655655 has 40 divisors (see below), whose sum is σ = 2295867552. Its totient is φ = 512298432.

The previous prime is 1120655621. The next prime is 1120655659. The reversal of 1120655655 is 5565560211.

1120655655 is a `hidden beast` number, since 11 + 20 + 65 + 565 + 5 = 666.

1120655655 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1120655655 - 2⁹ = 1120655143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120655659) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 194812 + ... + 200481.

Almost surely, 2^1120655655 is an apocalyptic number.

1120655655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1120655655 is an abundant number, since it is smaller than the sum of its proper divisors (1175211897).

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

1120655655 is an equidigital number, since it uses as much as digits as its factorization.

1120655655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395317 (or 395308 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The square root of 1120655655 is about 33476.1953483367. The cubic root of 1120655655 is about 1038.7014287393.

The spelling of 1120655655 in words is "one billion, one hundred twenty million, six hundred fifty-five thousand, six hundred fifty-five".