1283321066 has 12 divisors (see below), whose sum is σ = 2031629922. Its totient is φ = 607888584.

The previous prime is 1283321063. The next prime is 1283321071. The reversal of 1283321066 is 6601233821.

It can be written as a sum of positive squares in only one way, i.e., 1282714225 + 606841 = 35815^2 + 779^2 .

It is not an unprimeable number, because it can be changed into a prime (1283321063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 888005 + ... + 889448.

Almost surely, 2^1283321066 is an apocalyptic number.

1283321066 is a deficient number, since it is larger than the sum of its proper divisors (748308856).

1283321066 is a wasteful number, since it uses less digits than its factorization.

1283321066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777493 (or 1777474 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 1283321066 is about 35823.4708815324. The cubic root of 1283321066 is about 1086.7052731756.

Adding to 1283321066 its reverse (6601233821), we get a palindrome (7884554887).

The spelling of 1283321066 in words is "one billion, two hundred eighty-three million, three hundred twenty-one thousand, sixty-six".