12273285251 has 2 divisors, whose sum is σ = 12273285252. Its totient is φ = 12273285250.

The previous prime is 12273285221. The next prime is 12273285259. The reversal of 12273285251 is 15258237221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12273285251 - 2¹⁴ = 12273268867 is a prime.

It is not a weakly prime, because it can be changed into another prime (12273285259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6136642625 + 6136642626.

It is an arithmetic number, because the mean of its divisors is an integer number (6136642626).

Almost surely, 2^12273285251 is an apocalyptic number.

12273285251 is a deficient number, since it is larger than the sum of its proper divisors (1).

12273285251 is an equidigital number, since it uses as much as digits as its factorization.

12273285251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 67200, while the sum is 38.

The spelling of 12273285251 in words is "twelve billion, two hundred seventy-three million, two hundred eighty-five thousand, two hundred fifty-one".