12268005 has 8 divisors (see below), whose sum is σ = 19628832. Its totient is φ = 6542928.

The previous prime is 12267973. The next prime is 12268013. The reversal of 12268005 is 50086221.

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

It is not a de Polignac number, because 12268005 - 2⁵ = 12267973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408919 + ... + 408948.

It is an arithmetic number, because the mean of its divisors is an integer number (2453604).

Almost surely, 2^12268005 is an apocalyptic number.

12268005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12268005 is a deficient number, since it is larger than the sum of its proper divisors (7360827).

12268005 is an equidigital number, since it uses as much as digits as its factorization.

12268005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817875.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 12268005 is about 3502.5711984198. The cubic root of 12268005 is about 230.6346993225.

The spelling of 12268005 in words is "twelve million, two hundred sixty-eight thousand, five".