1066324849 has 2 divisors, whose sum is σ = 1066324850. Its totient is φ = 1066324848.

The previous prime is 1066324823. The next prime is 1066324901. The reversal of 1066324849 is 9484236601.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 903303025 + 163021824 = 30055^2 + 12768^2 .

It is a cyclic number.

It is not a de Polignac number, because 1066324849 - 2⁵ = 1066324817 is a prime.

It is a super-2 number, since 2×1066324849² = 2274097367189745602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1066324549) 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 as a sum of consecutive naturals, namely, 533162424 + 533162425.

It is an arithmetic number, because the mean of its divisors is an integer number (533162425).

Almost surely, 2^1066324849 is an apocalyptic number.

It is an amenable number.

1066324849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066324849 is an equidigital number, since it uses as much as digits as its factorization.

1066324849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 43.

The square root of 1066324849 is about 32654.6298248809. The cubic root of 1066324849 is about 1021.6367573219.

The spelling of 1066324849 in words is "one billion, sixty-six million, three hundred twenty-four thousand, eight hundred forty-nine".