12255117 has 8 divisors (see below), whose sum is σ = 18674496. Its totient is φ = 7002912.

The previous prime is 12255071. The next prime is 12255121. The reversal of 12255117 is 71155221.

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

It is not a de Polignac number, because 12255117 - 2⁶ = 12255053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12255517) by changing a digit.

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, 291768 + ... + 291809.

It is an arithmetic number, because the mean of its divisors is an integer number (2334312).

Almost surely, 2^12255117 is an apocalyptic number.

It is an amenable number.

12255117 is a deficient number, since it is larger than the sum of its proper divisors (6419379).

12255117 is an equidigital number, since it uses as much as digits as its factorization.

12255117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583587.

The product of its digits is 700, while the sum is 24.

The square root of 12255117 is about 3500.7309236787. The cubic root of 12255117 is about 230.5539075532.

The spelling of 12255117 in words is "twelve million, two hundred fifty-five thousand, one hundred seventeen".