12255983 has 2 divisors, whose sum is σ = 12255984. Its totient is φ = 12255982.

The previous prime is 12255979. The next prime is 12256001. The reversal of 12255983 is 38955221.

It is a weak prime.

It is an emirp because it is prime and its reverse (38955221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12255983 - 2² = 12255979 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12255953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6127991 + 6127992.

It is an arithmetic number, because the mean of its divisors is an integer number (6127992).

Almost surely, 2^12255983 is an apocalyptic number.

12255983 is a deficient number, since it is larger than the sum of its proper divisors (1).

12255983 is an equidigital number, since it uses as much as digits as its factorization.

12255983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 35.

The square root of 12255983 is about 3500.8546099488. The cubic root of 12255983 is about 230.5593380733.

The spelling of 12255983 in words is "twelve million, two hundred fifty-five thousand, nine hundred eighty-three".