12282769 has 2 divisors, whose sum is σ = 12282770. Its totient is φ = 12282768.

The previous prime is 12282749. The next prime is 12282833. The reversal of 12282769 is 96728221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11937025 + 345744 = 3455^2 + 588^2 .

It is a cyclic number.

It is not a de Polignac number, because 12282769 - 2⁵ = 12282737 is a prime.

It is a super-2 number, since 2×12282769² = 301732828614722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12282719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6141384 + 6141385.

It is an arithmetic number, because the mean of its divisors is an integer number (6141385).

Almost surely, 2^12282769 is an apocalyptic number.

It is an amenable number.

12282769 is a deficient number, since it is larger than the sum of its proper divisors (1).

12282769 is an equidigital number, since it uses as much as digits as its factorization.

12282769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 37.

The square root of 12282769 is about 3504.6781592608. The cubic root of 12282769 is about 230.7271817774.

The spelling of 12282769 in words is "twelve million, two hundred eighty-two thousand, seven hundred sixty-nine".