12256207 has 2 divisors, whose sum is σ = 12256208. Its totient is φ = 12256206.

The previous prime is 12256187. The next prime is 12256271. The reversal of 12256207 is 70265221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12256207 - 2¹⁵ = 12223439 is a prime.

It is a super-2 number, since 2×12256207² = 300429220053698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12256807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6128103 + 6128104.

It is an arithmetic number, because the mean of its divisors is an integer number (6128104).

Almost surely, 2^12256207 is an apocalyptic number.

12256207 is a deficient number, since it is larger than the sum of its proper divisors (1).

12256207 is an equidigital number, since it uses as much as digits as its factorization.

12256207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 12256207 is about 3500.8866019910. The cubic root of 12256207 is about 230.5607426928.

The spelling of 12256207 in words is "twelve million, two hundred fifty-six thousand, two hundred seven".