12055755 has 8 divisors (see below), whose sum is σ = 19289232. Its totient is φ = 6429728.

The previous prime is 12055741. The next prime is 12055759. The reversal of 12055755 is 55755021.

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 12055755 - 2⁵ = 12055723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12055759) 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, 401844 + ... + 401873.

It is an arithmetic number, because the mean of its divisors is an integer number (2411154).

Almost surely, 2^12055755 is an apocalyptic number.

12055755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12055755 is a deficient number, since it is larger than the sum of its proper divisors (7233477).

12055755 is an equidigital number, since it uses as much as digits as its factorization.

12055755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803725.

The product of its (nonzero) digits is 8750, while the sum is 30.

The square root of 12055755 is about 3472.1398301336. The cubic root of 12055755 is about 229.2968760120.

The spelling of 12055755 in words is "twelve million, fifty-five thousand, seven hundred fifty-five".