1066432307 has 2 divisors, whose sum is σ = 1066432308. Its totient is φ = 1066432306.

The previous prime is 1066432261. The next prime is 1066432313. The reversal of 1066432307 is 7032346601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1066432307 - 2¹⁶ = 1066366771 is a prime.

It is a super-2 number, since 2×1066432307² = 2274555730826684498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1066432337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533216153 + 533216154.

It is an arithmetic number, because the mean of its divisors is an integer number (533216154).

Almost surely, 2^1066432307 is an apocalyptic number.

1066432307 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066432307 is an equidigital number, since it uses as much as digits as its factorization.

1066432307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 1066432307 is about 32656.2751550142. The cubic root of 1066432307 is about 1021.6710743674.

Adding to 1066432307 its reverse (7032346601), we get a palindrome (8098778908).

The spelling of 1066432307 in words is "one billion, sixty-six million, four hundred thirty-two thousand, three hundred seven".